1900778875

素因数分解:

$5^3\times {\mathrm{1861}}^1\times {\mathrm{8171}}^1$

素因数の和:10047

約数の個数: 16

約数和(自身を含む): 2373737184

約数和(自身を除く): 472958309

約数列:

[1, 5, 25, 125, 1861, 8171, 9305, 40855, 46525, 204275, 232625, 1021375, 15206231, 76031155, 380155775, 1900778875]

約数ペア:

[(1, 1900778875), (5, 380155775), (25, 76031155), (125, 15206231), (1861, 1021375), (8171, 232625), (9305, 204275), (40855, 46525)]