12627875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1$

素因数の和:456

約数の個数: 32

約数和(自身を含む): 17908800

約数和(自身を除く): 5280925

約数列:

[1, 5, 13, 19, 25, 65, 95, 125, 247, 325, 409, 475, 1235, 1625, 2045, 2375, 5317, 6175, 7771, 10225, 26585, 30875, 38855, 51125, 101023, 132925, 194275, 505115, 664625, 971375, 2525575, 12627875]

約数ペア:

[(1, 12627875), (5, 2525575), (13, 971375), (19, 664625), (25, 505115), (65, 194275), (95, 132925), (125, 101023), (247, 51125), (325, 38855), (409, 30875), (475, 26585), (1235, 10225), (1625, 7771), (2045, 6175), (2375, 5317)]