1332131875

素因数分解:

$5^4\times {\mathrm{521}}^1\times {\mathrm{4091}}^1$

素因数の和:4632

約数の個数: 20

約数和(自身を含む): 1668234744

約数和(自身を除く): 336102869

約数列:

[1, 5, 25, 125, 521, 625, 2605, 4091, 13025, 20455, 65125, 102275, 325625, 511375, 2131411, 2556875, 10657055, 53285275, 266426375, 1332131875]

約数ペア:

[(1, 1332131875), (5, 266426375), (25, 53285275), (125, 10657055), (521, 2556875), (625, 2131411), (2605, 511375), (4091, 325625), (13025, 102275), (20455, 65125)]