45130625

素因数分解:

$5^4\times {\mathrm{163}}^1\times {\mathrm{443}}^1$

素因数の和:626

約数の個数: 20

約数和(自身を含む): 56869296

約数和(自身を除く): 11738671

約数列:

[1, 5, 25, 125, 163, 443, 625, 815, 2215, 4075, 11075, 20375, 55375, 72209, 101875, 276875, 361045, 1805225, 9026125, 45130625]

約数ペア:

[(1, 45130625), (5, 9026125), (25, 1805225), (125, 361045), (163, 276875), (443, 101875), (625, 72209), (815, 55375), (2215, 20375), (4075, 11075)]