71800625

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{8837}}^1$

素因数の和:8870

約数の個数: 20

約数和(自身を含む): 96634692

約数和(自身を除く): 24834067

約数列:

[1, 5, 13, 25, 65, 125, 325, 625, 1625, 8125, 8837, 44185, 114881, 220925, 574405, 1104625, 2872025, 5523125, 14360125, 71800625]

約数ペア:

[(1, 71800625), (5, 14360125), (13, 5523125), (25, 2872025), (65, 1104625), (125, 574405), (325, 220925), (625, 114881), (1625, 44185), (8125, 8837)]