40076725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{389}}^1$

素因数の和:729

約数の個数: 24

約数和(自身を含む): 53824680

約数和(自身を除く): 13747955

約数列:

[1, 5, 13, 25, 65, 317, 325, 389, 1585, 1945, 4121, 5057, 7925, 9725, 20605, 25285, 103025, 123313, 126425, 616565, 1603069, 3082825, 8015345, 40076725]

約数ペア:

[(1, 40076725), (5, 8015345), (13, 3082825), (25, 1603069), (65, 616565), (317, 126425), (325, 123313), (389, 103025), (1585, 25285), (1945, 20605), (4121, 9725), (5057, 7925)]