2605625

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{379}}^1$

素因数の和:410

約数の個数: 20

約数和(自身を含む): 3561360

約数和(自身を除く): 955735

約数列:

[1, 5, 11, 25, 55, 125, 275, 379, 625, 1375, 1895, 4169, 6875, 9475, 20845, 47375, 104225, 236875, 521125, 2605625]

約数ペア:

[(1, 2605625), (5, 521125), (11, 236875), (25, 104225), (55, 47375), (125, 20845), (275, 9475), (379, 6875), (625, 4169), (1375, 1895)]