63139375

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1$

素因数の和:461

約数の個数: 40

約数和(自身を含む): 89658800

約数和(自身を除く): 26519425

約数列:

[1, 5, 13, 19, 25, 65, 95, 125, 247, 325, 409, 475, 625, 1235, 1625, 2045, 2375, 5317, 6175, 7771, 8125, 10225, 11875, 26585, 30875, 38855, 51125, 101023, 132925, 154375, 194275, 255625, 505115, 664625, 971375, 2525575, 3323125, 4856875, 12627875, 63139375]

約数ペア:

[(1, 63139375), (5, 12627875), (13, 4856875), (19, 3323125), (25, 2525575), (65, 971375), (95, 664625), (125, 505115), (247, 255625), (325, 194275), (409, 154375), (475, 132925), (625, 101023), (1235, 51125), (1625, 38855), (2045, 30875), (2375, 26585), (5317, 11875), (6175, 10225), (7771, 8125)]