20151031825

素因数分解:

$5^2\times {\mathrm{1823}}^1\times {\mathrm{442151}}^1$

素因数の和:443984

約数の個数: 12

約数和(自身を含む): 25001042688

約数和(自身を除く): 4850010863

約数列:

[1, 5, 25, 1823, 9115, 45575, 442151, 2210755, 11053775, 806041273, 4030206365, 20151031825]

約数ペア:

[(1, 20151031825), (5, 4030206365), (25, 806041273), (1823, 11053775), (9115, 2210755), (45575, 442151)]