4090125

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{839}}^1$

素因数の和:870

約数の個数: 32

約数和(自身を含む): 7338240

約数和(自身を除く): 3248115

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 195, 325, 375, 839, 975, 1625, 2517, 4195, 4875, 10907, 12585, 20975, 32721, 54535, 62925, 104875, 163605, 272675, 314625, 818025, 1363375, 4090125]

約数ペア:

[(1, 4090125), (3, 1363375), (5, 818025), (13, 314625), (15, 272675), (25, 163605), (39, 104875), (65, 62925), (75, 54535), (125, 32721), (195, 20975), (325, 12585), (375, 10907), (839, 4875), (975, 4195), (1625, 2517)]