39920075

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{1087}}^1$

素因数の和:1223

約数の個数: 24

約数和(自身を含む): 53829888

約数和(自身を除く): 13909813

約数列:

[1, 5, 13, 25, 65, 113, 325, 565, 1087, 1469, 2825, 5435, 7345, 14131, 27175, 36725, 70655, 122831, 353275, 614155, 1596803, 3070775, 7984015, 39920075]

約数ペア:

[(1, 39920075), (5, 7984015), (13, 3070775), (25, 1596803), (65, 614155), (113, 353275), (325, 122831), (565, 70655), (1087, 36725), (1469, 27175), (2825, 14131), (5435, 7345)]