25358775

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{839}}^1$

素因数の和:896

約数の個数: 48

約数和(自身を含む): 46663680

約数和(自身を除く): 21304905

約数列:

[1, 3, 5, 13, 15, 25, 31, 39, 65, 75, 93, 155, 195, 325, 403, 465, 775, 839, 975, 1209, 2015, 2325, 2517, 4195, 6045, 10075, 10907, 12585, 20975, 26009, 30225, 32721, 54535, 62925, 78027, 130045, 163605, 272675, 338117, 390135, 650225, 818025, 1014351, 1690585, 1950675, 5071755, 8452925, 25358775]

約数ペア:

[(1, 25358775), (3, 8452925), (5, 5071755), (13, 1950675), (15, 1690585), (25, 1014351), (31, 818025), (39, 650225), (65, 390135), (75, 338117), (93, 272675), (155, 163605), (195, 130045), (325, 78027), (403, 62925), (465, 54535), (775, 32721), (839, 30225), (975, 26009), (1209, 20975), (2015, 12585), (2325, 10907), (2517, 10075), (4195, 6045)]