8961875

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{1103}}^1$

素因数の和:1136

約数の個数: 20

約数和(自身を含む): 12071136

約数和(自身を除く): 3109261

約数列:

[1, 5, 13, 25, 65, 125, 325, 625, 1103, 1625, 5515, 8125, 14339, 27575, 71695, 137875, 358475, 689375, 1792375, 8961875]

約数ペア:

[(1, 8961875), (5, 1792375), (13, 689375), (25, 358475), (65, 137875), (125, 71695), (325, 27575), (625, 14339), (1103, 8125), (1625, 5515)]