256649545

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{409}}^1\times {\mathrm{3061}}^1$

素因数の和:3516

約数の個数: 16

約数和(自身を含む): 316365840

約数和(自身を除く): 59716295

約数列:

[1, 5, 41, 205, 409, 2045, 3061, 15305, 16769, 83845, 125501, 627505, 1251949, 6259745, 51329909, 256649545]

約数ペア:

[(1, 256649545), (5, 51329909), (41, 6259745), (205, 1251949), (409, 627505), (2045, 125501), (3061, 83845), (15305, 16769)]