191908225

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{223}}^1\times {\mathrm{1187}}^1$

素因数の和:1449

約数の個数: 24

約数和(自身を含む): 247484160

約数和(自身を除く): 55575935

約数列:

[1, 5, 25, 29, 145, 223, 725, 1115, 1187, 5575, 5935, 6467, 29675, 32335, 34423, 161675, 172115, 264701, 860575, 1323505, 6617525, 7676329, 38381645, 191908225]

約数ペア:

[(1, 191908225), (5, 38381645), (25, 7676329), (29, 6617525), (145, 1323505), (223, 860575), (725, 264701), (1115, 172115), (1187, 161675), (5575, 34423), (5935, 32335), (6467, 29675)]