290400875

素因数分解:

$5^3\times {\mathrm{23}}^1\times {\mathrm{101009}}^1$

素因数の和:101047

約数の個数: 16

約数和(自身を含む): 378181440

約数和(自身を除く): 87780565

約数列:

[1, 5, 23, 25, 115, 125, 575, 2875, 101009, 505045, 2323207, 2525225, 11616035, 12626125, 58080175, 290400875]

約数ペア:

[(1, 290400875), (5, 58080175), (23, 12626125), (25, 11616035), (115, 2525225), (125, 2323207), (575, 505045), (2875, 101009)]