64806625

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2099}}^1$

素因数の和:2146

約数の個数: 32

約数和(自身を含む): 91728000

約数和(自身を除く): 26921375

約数列:

[1, 5, 13, 19, 25, 65, 95, 125, 247, 325, 475, 1235, 1625, 2099, 2375, 6175, 10495, 27287, 30875, 39881, 52475, 136435, 199405, 262375, 518453, 682175, 997025, 2592265, 3410875, 4985125, 12961325, 64806625]

約数ペア:

[(1, 64806625), (5, 12961325), (13, 4985125), (19, 3410875), (25, 2592265), (65, 997025), (95, 682175), (125, 518453), (247, 262375), (325, 199405), (475, 136435), (1235, 52475), (1625, 39881), (2099, 30875), (2375, 27287), (6175, 10495)]