520031725

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{457}}^1\times {\mathrm{1979}}^1$

素因数の和:2469

約数の個数: 24

約数和(自身を含む): 674688960

約数和(自身を除く): 154657235

約数列:

[1, 5, 23, 25, 115, 457, 575, 1979, 2285, 9895, 10511, 11425, 45517, 49475, 52555, 227585, 262775, 904403, 1137925, 4522015, 20801269, 22610075, 104006345, 520031725]

約数ペア:

[(1, 520031725), (5, 104006345), (23, 22610075), (25, 20801269), (115, 4522015), (457, 1137925), (575, 904403), (1979, 262775), (2285, 227585), (9895, 52555), (10511, 49475), (11425, 45517)]