49115625

素因数分解:

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

素因数の和:85

約数の個数: 72

約数和(自身を含む): 91494144

約数和(自身を除く): 42378519

約数列:

[1, 3, 5, 13, 15, 25, 31, 39, 65, 75, 93, 125, 155, 169, 195, 325, 375, 403, 465, 507, 625, 775, 845, 975, 1209, 1625, 1875, 2015, 2325, 2535, 3125, 3875, 4225, 4875, 5239, 6045, 8125, 9375, 10075, 11625, 12675, 15717, 19375, 21125, 24375, 26195, 30225, 40625, 50375, 58125, 63375, 78585, 96875, 105625, 121875, 130975, 151125, 251875, 290625, 316875, 392925, 528125, 654875, 755625, 1259375, 1584375, 1964625, 3274375, 3778125, 9823125, 16371875, 49115625]

約数ペア:

[(1, 49115625), (3, 16371875), (5, 9823125), (13, 3778125), (15, 3274375), (25, 1964625), (31, 1584375), (39, 1259375), (65, 755625), (75, 654875), (93, 528125), (125, 392925), (155, 316875), (169, 290625), (195, 251875), (325, 151125), (375, 130975), (403, 121875), (465, 105625), (507, 96875), (625, 78585), (775, 63375), (845, 58125), (975, 50375), (1209, 40625), (1625, 30225), (1875, 26195), (2015, 24375), (2325, 21125), (2535, 19375), (3125, 15717), (3875, 12675), (4225, 11625), (4875, 10075), (5239, 9375), (6045, 8125)]