67222025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{521}}^1$

素因数の和:941

約数の個数: 24

約数和(自身を含む): 90166104

約数和(自身を除く): 22944079

約数列:

[1, 5, 13, 25, 65, 325, 397, 521, 1985, 2605, 5161, 6773, 9925, 13025, 25805, 33865, 129025, 169325, 206837, 1034185, 2688881, 5170925, 13444405, 67222025]

約数ペア:

[(1, 67222025), (5, 13444405), (13, 5170925), (25, 2688881), (65, 1034185), (325, 206837), (397, 169325), (521, 129025), (1985, 33865), (2605, 25805), (5161, 13025), (6773, 9925)]