# Number factor calculator. List of factors of numbers from 1 to 100.

Calculator of factors of number x. Count of factors. Sum of factors (excluding x) and (including x).

### Factor Calculator

You can calculate the factors of the natural number up to two billions.

If a number has exactly two distinct positive factors, which are itself and 1 is a prime number.### Calculate the factor of a number

The factors of a natural number are the numbers that can divide it into an exact division.7 is a factor of 14 because 14 / 7 = 2 is an exact division.

10 is a factor of 20 because 20 / 10 = 2 is also an exact division.

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### List of factors of numbers from 1 to 100.

Number | Factors | Count | Sum | Prime factor tree |
---|---|---|---|---|

The factors of 1 | 1 |
Count 1 | Sum 1 | tree |

The factors of 2 | 1, 2 |
Count 2 | Sum 3 | tree |

The factors of 3 | 1, 3 |
Count 2 | Sum 4 | tree |

The factors of 4 | 1, 2, 4 |
Count 3 | Sum 7 (3) | tree |

The factors of 5 | 1, 5 |
Count 2 | Sum 6 (1) | tree |

The factors of 6 | 1, 2, 3, 6 |
Count 4 | Sum 12 (6) | tree |

The factors of 7 | 1, 7 |
Count 2 | Sum 8 (1) | tree |

The factors of 8 | 1, 2, 4, 8 |
Count 4 | Sum 15 (7) | tree |

The factors of 9 | 1, 3, 9 |
Count 3 | Sum 13 (4) | tree |

The factors of 10 | 1, 2, 5, 10 |
Count 4 | Sum 18 (8) | tree |

The factors of 11 | 1, 11 |
Count 2 | Sum 12 (1) | tree |

The factors of 12 | 1, 2, 3, 4, 6, 12 |
Count 6 | Sum 28 (16) | tree |

The factors of 13 | 1, 13 |
Count 2 | Sum 14 (1) | tree |

The factors of 14 | 1, 2, 7, 14 |
Count 4 | Sum 24 (10) | tree |

The factors of 15 | 1, 3, 5, 15 |
Count 4 | Sum 24 (9) | tree |

The factors of 16 | 1, 2, 4, 8, 16 |
Count 5 | Sum 31 (15) | tree |

The factors of 17 | 1, 17 |
Count 2 | Sum 18 (1) | tree |

The factors of 18 | 1, 2, 3, 6, 9, 18 |
Count 6 | Sum 39 (21) | tree |

The factors of 19 | 1, 19 |
Count 2 | Sum 20 (1) | tree |

The factors of 20 | 1, 2, 4, 5, 10, 20 |
Count 6 | Sum 42 (22) | tree |

The factors of 21 | 1, 3, 7, 21 |
Count 4 | Sum 32 (11) | tree |

The factors of 22 | 1, 2, 11, 22 |
Count 4 | Sum 36 (14) | tree |

The factors of 23 | 1, 23 |
Count 2 | Sum 24 (1) | tree |

The factors of 24 | 1, 2, 3, 4, 6, 8, 12, 24 |
Count 8 | Sum 60 (36) | tree |

The factors of 25 | 1, 5, 25 |
Count 3 | Sum 31 (6) | tree |

The factors of 26 | 1, 2, 13, 26 |
Count 4 | Sum 42 (16) | tree |

The factors of 27 | 1, 3, 9, 27 |
Count 4 | Sum 40 (13) | tree |

The factors of 28 | 1, 2, 4, 7, 14, 28 |
Count 6 | Sum 56 (28) | tree |

The factors of 29 | 1, 29 |
Count 2 | Sum 30 (1) | tree |

The factors of 30 | 1, 2, 3, 5, 6, 10, 15, 30 |
Count 8 | Sum 72 (42) | tree |

The factors of 31 | 1, 31 |
Count 2 | Sum 32 (1) | tree |

The factors of 32 | 1, 2, 4, 8, 16, 32 |
Count 6 | Sum 63 (31) | tree |

The factors of 33 | 1, 3, 11, 33 |
Count 4 | Sum 48 (15) | tree |

The factors of 34 | 1, 2, 17, 34 |
Count 4 | Sum 54 (20) | tree |

The factors of 35 | 1, 5, 7, 35 |
Count 4 | Sum 48 (13) | tree |

The factors of 36 | 1, 2, 3, 4, 6, 9, 12, 18, 36 |
Count 9 | Sum 91 (55) | tree |

The factors of 37 | 1, 37 |
Count 2 | Sum 38 (1) | tree |

The factors of 38 | 1, 2, 19, 38 |
Count 4 | Sum 60 (22) | tree |

The factors of 39 | 1, 3, 13, 39 |
Count 4 | Sum 56 (17) | tree |

The factors of 40 | 1, 2, 4, 5, 8, 10, 20, 40 |
Count 8 | Sum 90 (50) | tree |

The factors of 41 | 1, 41 |
Count 2 | Sum 42 (1) | tree |

The factors of 42 | 1, 2, 3, 6, 7, 14, 21, 42 |
Count 8 | Sum 96 (54) | tree |

The factors of 43 | 1, 43 |
Count 2 | Sum 44 (1) | tree |

The factors of 44 | 1, 2, 4, 11, 22, 44 |
Count 6 | Sum 84 (40) | tree |

The factors of 45 | 1, 3, 5, 9, 15, 45 |
Count 6 | Sum 78 (33) | tree |

The factors of 46 | 1, 2, 23, 46 |
Count 4 | Sum 72 (26) | tree |

The factors of 47 | 1, 47 |
Count 2 | Sum 48 (1) | tree |

The factors of 48 | 1, 2, 3, 4, 6, 8, 12, 16, 24, 48 |
Count 10 | Sum 124 (76) | tree |

The factors of 49 | 1, 7, 49 |
Count 3 | Sum 57 (8) | tree |

The factors of 50 | 1, 2, 5, 10, 25, 50 |
Count 6 | Sum 93 (43) | tree |

The factors of 51 | 1, 3, 17, 51 |
Count 4 | Sum 72 (21) | tree |

The factors of 52 | 1, 2, 4, 13, 26, 52 |
Count 6 | Sum 98 (46) | tree |

The factors of 53 | 1, 53 |
Count 2 | Sum 54 (1) | tree |

The factors of 54 | 1, 2, 3, 6, 9, 18, 27, 54 |
Count 8 | Sum 120 (66) | tree |

The factors of 55 | 1, 5, 11, 55 |
Count 4 | Sum 72 (17) | tree |

The factors of 56 | 1, 2, 4, 7, 8, 14, 28, 56 |
Count 8 | Sum 120 (64) | tree |

The factors of 57 | 1, 3, 19, 57 |
Count 4 | Sum 80 (23) | tree |

The factors of 58 | 1, 2, 29, 58 |
Count 4 | Sum 90 (32) | tree |

The factors of 59 | 1, 59 |
Count 2 | Sum 60 (1) | tree |

The factors of 60 | 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60 |
Count 12 | Sum 168 (108) | tree |

The factors of 61 | 1, 61 |
Count 2 | Sum 62 (1) | tree |

The factors of 62 | 1, 2, 31, 62 |
Count 4 | Sum 96 (34) | tree |

The factors of 63 | 1, 3, 7, 9, 21, 63 |
Count 6 | Sum 104 (41) | tree |

The factors of 64 | 1, 2, 4, 8, 16, 32, 64 |
Count 7 | Sum 127 (63) | tree |

The factors of 65 | 1, 5, 13, 65 |
Count 4 | Sum 84 (19) | tree |

The factors of 66 | 1, 2, 3, 6, 11, 22, 33, 66 |
Count 8 | Sum 144 (78) | tree |

The factors of 67 | 1, 67 |
Count 2 | Sum 68 (1) | tree |

The factors of 68 | 1, 2, 4, 17, 34, 68 |
Count 6 | Sum 126 (58) | tree |

The factors of 69 | 1, 3, 23, 69 |
Count 4 | Sum 96 (27) | tree |

The factors of 70 | 1, 2, 5, 7, 10, 14, 35, 70 |
Count 8 | Sum 144 (74) | tree |

The factors of 71 | 1, 71 |
Count 2 | Sum 72 (1) | tree |

The factors of 72 | 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72 |
Count 12 | Sum 195 (123) | tree |

The factors of 73 | 1, 73 |
Count 2 | Sum 74 (1) | tree |

The factors of 74 | 1, 2, 37, 74 |
Count 4 | Sum 114 (40) | tree |

The factors of 75 | 1, 3, 5, 15, 25, 75 |
Count 6 | Sum 124 (49) | tree |

The factors of 76 | 1, 2, 4, 19, 38, 76 |
Count 6 | Sum 140 (64) | tree |

The factors of 77 | 1, 7, 11, 77 |
Count 4 | Sum 96 (19) | tree |

The factors of 78 | 1, 2, 3, 6, 13, 26, 39, 78 |
Count 8 | Sum 168 (90) | tree |

The factors of 79 | 1, 79 |
Count 2 | Sum 80 (1) | tree |

The factors of 80 | 1, 2, 4, 5, 8, 10, 16, 20, 40, 80 |
Count 10 | Sum 186 (106) | tree |

The factors of 81 | 1, 3, 9, 27, 81 |
Count 5 | Sum 121 (40) | tree |

The factors of 82 | 1, 2, 41, 82 |
Count 4 | Sum 126 (44) | tree |

The factors of 83 | 1, 83 |
Count 2 | Sum 84 (1) | tree |

The factors of 84 | 1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84 |
Count 12 | Sum 224 (140) | tree |

The factors of 85 | 1, 5, 17, 85 |
Count 4 | Sum 108 (23) | tree |

The factors of 86 | 1, 2, 43, 86 |
Count 4 | Sum 132 (46) | tree |

The factors of 87 | 1, 3, 29, 87 |
Count 4 | Sum 120 (33) | tree |

The factors of 88 | 1, 2, 4, 8, 11, 22, 44, 88 |
Count 8 | Sum 180 (92) | tree |

The factors of 89 | 1, 89 |
Count 2 | Sum 90 (1) | tree |

The factors of 90 | 1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90 |
Count 12 | Sum 234 (144) | tree |

The factors of 91 | 1, 7, 13, 91 |
Count 4 | Sum 112 (21) | tree |

The factors of 92 | 1, 2, 4, 23, 46, 92 |
Count 6 | Sum 168 (76) | tree |

The factors of 93 | 1, 3, 31, 93 |
Count 4 | Sum 128 (35) | tree |

The factors of 94 | 1, 2, 47, 94 |
Count 4 | Sum 144 (50) | tree |

The factors of 95 | 1, 5, 19, 95 |
Count 4 | Sum 120 (25) | tree |

The factors of 96 | 1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96 |
Count 12 | Sum 252 (156) | tree |

The factors of 97 | 1, 97 |
Count 2 | Sum 98 (1) | tree |

The factors of 98 | 1, 2, 7, 14, 49, 98 |
Count 6 | Sum 171 (73) | tree |

The factors of 99 | 1, 3, 9, 11, 33, 99 |
Count 6 | Sum 156 (57) | tree |

The factors of 100 | 1, 2, 4, 5, 10, 20, 25, 50, 100 |
Count 9 | Sum 217 (117) | tree |