90250625

素因数分解:

$5^4\times {\mathrm{197}}^1\times {\mathrm{733}}^1$

素因数の和:950

約数の個数: 20

約数和(自身を含む): 113504292

約数和(自身を除く): 23253667

約数列:

[1, 5, 25, 125, 197, 625, 733, 985, 3665, 4925, 18325, 24625, 91625, 123125, 144401, 458125, 722005, 3610025, 18050125, 90250625]

約数ペア:

[(1, 90250625), (5, 18050125), (25, 3610025), (125, 722005), (197, 458125), (625, 144401), (733, 123125), (985, 91625), (3665, 24625), (4925, 18325)]