23456875

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{2887}}^1$

素因数の和:2920

約数の個数: 20

約数和(自身を含む): 31577392

約数和(自身を除く): 8120517

約数列:

[1, 5, 13, 25, 65, 125, 325, 625, 1625, 2887, 8125, 14435, 37531, 72175, 187655, 360875, 938275, 1804375, 4691375, 23456875]

約数ペア:

[(1, 23456875), (5, 4691375), (13, 1804375), (25, 938275), (65, 360875), (125, 187655), (325, 72175), (625, 37531), (1625, 14435), (2887, 8125)]