81127655

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{2311}}^1$

素因数の和:2399

約数の個数: 32

約数和(自身を含む): 119854080

約数和(自身を除く): 38726425

約数列:

[1, 5, 7, 17, 35, 59, 85, 119, 295, 413, 595, 1003, 2065, 2311, 5015, 7021, 11555, 16177, 35105, 39287, 80885, 136349, 196435, 275009, 681745, 954443, 1375045, 2317933, 4772215, 11589665, 16225531, 81127655]

約数ペア:

[(1, 81127655), (5, 16225531), (7, 11589665), (17, 4772215), (35, 2317933), (59, 1375045), (85, 954443), (119, 681745), (295, 275009), (413, 196435), (595, 136349), (1003, 80885), (2065, 39287), (2311, 35105), (5015, 16177), (7021, 11555)]