72420710

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{102001}}^1$

素因数の和:102079

約数の個数: 16

約数和(自身を含む): 132194592

約数和(自身を除く): 59773882

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 102001, 204002, 510005, 1020010, 7242071, 14484142, 36210355, 72420710]

約数ペア:

[(1, 72420710), (2, 36210355), (5, 14484142), (10, 7242071), (71, 1020010), (142, 510005), (355, 204002), (710, 102001)]