77068225

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:119

約数の個数: 72

約数和(自身を含む): 116409960

約数和(自身を除く): 39341735

約数列:

[1, 5, 13, 17, 25, 29, 37, 65, 85, 145, 169, 185, 221, 325, 377, 425, 481, 493, 629, 725, 845, 925, 1073, 1105, 1885, 2405, 2465, 2873, 3145, 4225, 4901, 5365, 5525, 6253, 6409, 8177, 9425, 12025, 12325, 13949, 14365, 15725, 18241, 24505, 26825, 31265, 32045, 40885, 69745, 71825, 83317, 91205, 106301, 122525, 156325, 160225, 181337, 204425, 237133, 348725, 416585, 456025, 531505, 906685, 1185665, 2082925, 2657525, 3082729, 4533425, 5928325, 15413645, 77068225]

約数ペア:

[(1, 77068225), (5, 15413645), (13, 5928325), (17, 4533425), (25, 3082729), (29, 2657525), (37, 2082925), (65, 1185665), (85, 906685), (145, 531505), (169, 456025), (185, 416585), (221, 348725), (325, 237133), (377, 204425), (425, 181337), (481, 160225), (493, 156325), (629, 122525), (725, 106301), (845, 91205), (925, 83317), (1073, 71825), (1105, 69745), (1885, 40885), (2405, 32045), (2465, 31265), (2873, 26825), (3145, 24505), (4225, 18241), (4901, 15725), (5365, 14365), (5525, 13949), (6253, 12325), (6409, 12025), (8177, 9425)]