51894375

素因数分解:

$3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{2129}}^1$

素因数の和:2165

約数の個数: 40

約数和(自身を含む): 93157680

約数和(自身を除く): 41263305

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 195, 325, 375, 625, 975, 1625, 1875, 2129, 4875, 6387, 8125, 10645, 24375, 27677, 31935, 53225, 83031, 138385, 159675, 266125, 415155, 691925, 798375, 1330625, 2075775, 3459625, 3991875, 10378875, 17298125, 51894375]

約数ペア:

[(1, 51894375), (3, 17298125), (5, 10378875), (13, 3991875), (15, 3459625), (25, 2075775), (39, 1330625), (65, 798375), (75, 691925), (125, 415155), (195, 266125), (325, 159675), (375, 138385), (625, 83031), (975, 53225), (1625, 31935), (1875, 27677), (2129, 24375), (4875, 10645), (6387, 8125)]