65118220

素因数分解:

$2^2\times 5^1\times {\mathrm{1201}}^1\times {\mathrm{2711}}^1$

素因数の和:3921

約数の個数: 24

約数和(自身を含む): 136912608

約数和(自身を除く): 71794388

約数列:

[1, 2, 4, 5, 10, 20, 1201, 2402, 2711, 4804, 5422, 6005, 10844, 12010, 13555, 24020, 27110, 54220, 3255911, 6511822, 13023644, 16279555, 32559110, 65118220]

約数ペア:

[(1, 65118220), (2, 32559110), (4, 16279555), (5, 13023644), (10, 6511822), (20, 3255911), (1201, 54220), (2402, 27110), (2711, 24020), (4804, 13555), (5422, 12010), (6005, 10844)]