47985925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{409}}^1$

素因数の和:470

約数の個数: 36

約数和(自身を含む): 67795140

約数和(自身を除く): 19809215

約数列:

[1, 5, 13, 19, 25, 65, 95, 247, 325, 361, 409, 475, 1235, 1805, 2045, 4693, 5317, 6175, 7771, 9025, 10225, 23465, 26585, 38855, 101023, 117325, 132925, 147649, 194275, 505115, 738245, 1919437, 2525575, 3691225, 9597185, 47985925]

約数ペア:

[(1, 47985925), (5, 9597185), (13, 3691225), (19, 2525575), (25, 1919437), (65, 738245), (95, 505115), (247, 194275), (325, 147649), (361, 132925), (409, 117325), (475, 101023), (1235, 38855), (1805, 26585), (2045, 23465), (4693, 10225), (5317, 9025), (6175, 7771)]