68152540

素因数分解:

$2^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{10957}}^1$

素因数の和:11277

約数の個数: 24

約数和(自身を含む): 143593632

約数和(自身を除く): 75441092

約数列:

[1, 2, 4, 5, 10, 20, 311, 622, 1244, 1555, 3110, 6220, 10957, 21914, 43828, 54785, 109570, 219140, 3407627, 6815254, 13630508, 17038135, 34076270, 68152540]

約数ペア:

[(1, 68152540), (2, 34076270), (4, 17038135), (5, 13630508), (10, 6815254), (20, 3407627), (311, 219140), (622, 109570), (1244, 54785), (1555, 43828), (3110, 21914), (6220, 10957)]