30515625

素因数分解:

$3^2\times 5^6\times 7^1\times {\mathrm{31}}^1$

素因数の和:74

約数の個数: 84

約数和(自身を含む): 64999168

約数和(自身を除く): 34483543

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 31, 35, 45, 63, 75, 93, 105, 125, 155, 175, 217, 225, 279, 315, 375, 465, 525, 625, 651, 775, 875, 1085, 1125, 1395, 1575, 1875, 1953, 2325, 2625, 3125, 3255, 3875, 4375, 5425, 5625, 6975, 7875, 9375, 9765, 11625, 13125, 15625, 16275, 19375, 21875, 27125, 28125, 34875, 39375, 46875, 48825, 58125, 65625, 81375, 96875, 109375, 135625, 140625, 174375, 196875, 244125, 290625, 328125, 406875, 484375, 678125, 871875, 984375, 1220625, 1453125, 2034375, 3390625, 4359375, 6103125, 10171875, 30515625]

約数ペア:

[(1, 30515625), (3, 10171875), (5, 6103125), (7, 4359375), (9, 3390625), (15, 2034375), (21, 1453125), (25, 1220625), (31, 984375), (35, 871875), (45, 678125), (63, 484375), (75, 406875), (93, 328125), (105, 290625), (125, 244125), (155, 196875), (175, 174375), (217, 140625), (225, 135625), (279, 109375), (315, 96875), (375, 81375), (465, 65625), (525, 58125), (625, 48825), (651, 46875), (775, 39375), (875, 34875), (1085, 28125), (1125, 27125), (1395, 21875), (1575, 19375), (1875, 16275), (1953, 15625), (2325, 13125), (2625, 11625), (3125, 9765), (3255, 9375), (3875, 7875), (4375, 6975), (5425, 5625)]