100512820

素因数分解:

$2^2\times 5^1\times {\mathrm{359}}^1\times {\mathrm{13999}}^1$

素因数の和:14367

約数の個数: 24

約数和(自身を含む): 211680000

約数和(自身を除く): 111167180

約数列:

[1, 2, 4, 5, 10, 20, 359, 718, 1436, 1795, 3590, 7180, 13999, 27998, 55996, 69995, 139990, 279980, 5025641, 10051282, 20102564, 25128205, 50256410, 100512820]

約数ペア:

[(1, 100512820), (2, 50256410), (4, 25128205), (5, 20102564), (10, 10051282), (20, 5025641), (359, 279980), (718, 139990), (1436, 69995), (1795, 55996), (3590, 27998), (7180, 13999)]