53551875

素因数分解:

$3^1\times 5^4\times {\mathrm{13}}^4$

素因数の和:75

約数の個数: 50

約数和(自身を含む): 96659684

約数和(自身を除く): 43107809

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 169, 195, 325, 375, 507, 625, 845, 975, 1625, 1875, 2197, 2535, 4225, 4875, 6591, 8125, 10985, 12675, 21125, 24375, 28561, 32955, 54925, 63375, 85683, 105625, 142805, 164775, 274625, 316875, 428415, 714025, 823875, 1373125, 2142075, 3570125, 4119375, 10710375, 17850625, 53551875]

約数ペア:

[(1, 53551875), (3, 17850625), (5, 10710375), (13, 4119375), (15, 3570125), (25, 2142075), (39, 1373125), (65, 823875), (75, 714025), (125, 428415), (169, 316875), (195, 274625), (325, 164775), (375, 142805), (507, 105625), (625, 85683), (845, 63375), (975, 54925), (1625, 32955), (1875, 28561), (2197, 24375), (2535, 21125), (4225, 12675), (4875, 10985), (6591, 8125)]