1489650625

素因数分解:

$5^4\times {\mathrm{1019}}^1\times {\mathrm{2339}}^1$

素因数の和:3378

約数の個数: 20

約数和(自身を含む): 1864090800

約数和(自身を除く): 374440175

約数列:

[1, 5, 25, 125, 625, 1019, 2339, 5095, 11695, 25475, 58475, 127375, 292375, 636875, 1461875, 2383441, 11917205, 59586025, 297930125, 1489650625]

約数ペア:

[(1, 1489650625), (5, 297930125), (25, 59586025), (125, 11917205), (625, 2383441), (1019, 1461875), (2339, 636875), (5095, 292375), (11695, 127375), (25475, 58475)]