25657125

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1$

素因数の和:327

約数の個数: 64

約数和(自身を含む): 48572160

約数和(自身を除く): 22915035

約数列:

[1, 3, 5, 13, 15, 19, 25, 39, 57, 65, 75, 95, 125, 195, 247, 277, 285, 325, 375, 475, 741, 831, 975, 1235, 1385, 1425, 1625, 2375, 3601, 3705, 4155, 4875, 5263, 6175, 6925, 7125, 10803, 15789, 18005, 18525, 20775, 26315, 30875, 34625, 54015, 68419, 78945, 90025, 92625, 103875, 131575, 205257, 270075, 342095, 394725, 450125, 657875, 1026285, 1350375, 1710475, 1973625, 5131425, 8552375, 25657125]

約数ペア:

[(1, 25657125), (3, 8552375), (5, 5131425), (13, 1973625), (15, 1710475), (19, 1350375), (25, 1026285), (39, 657875), (57, 450125), (65, 394725), (75, 342095), (95, 270075), (125, 205257), (195, 131575), (247, 103875), (277, 92625), (285, 90025), (325, 78945), (375, 68419), (475, 54015), (741, 34625), (831, 30875), (975, 26315), (1235, 20775), (1385, 18525), (1425, 18005), (1625, 15789), (2375, 10803), (3601, 7125), (3705, 6925), (4155, 6175), (4875, 5263)]