6798025

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{1609}}^1$

素因数の和:1645

約数の個数: 18

約数和(自身を含む): 9133530

約数和(自身を除く): 2335505

約数列:

[1, 5, 13, 25, 65, 169, 325, 845, 1609, 4225, 8045, 20917, 40225, 104585, 271921, 522925, 1359605, 6798025]

約数ペア:

[(1, 6798025), (5, 1359605), (13, 522925), (25, 271921), (65, 104585), (169, 40225), (325, 20917), (845, 8045), (1609, 4225)]