51650625

素因数分解:

$3^1\times 5^4\times {\mathrm{13}}^2\times {\mathrm{163}}^1$

素因数の和:212

約数の個数: 60

約数和(自身を含む): 93757488

約数和(自身を除く): 42106863

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 163, 169, 195, 325, 375, 489, 507, 625, 815, 845, 975, 1625, 1875, 2119, 2445, 2535, 4075, 4225, 4875, 6357, 8125, 10595, 12225, 12675, 20375, 21125, 24375, 27547, 31785, 52975, 61125, 63375, 82641, 101875, 105625, 137735, 158925, 264875, 305625, 316875, 413205, 688675, 794625, 1324375, 2066025, 3443375, 3973125, 10330125, 17216875, 51650625]

約数ペア:

[(1, 51650625), (3, 17216875), (5, 10330125), (13, 3973125), (15, 3443375), (25, 2066025), (39, 1324375), (65, 794625), (75, 688675), (125, 413205), (163, 316875), (169, 305625), (195, 264875), (325, 158925), (375, 137735), (489, 105625), (507, 101875), (625, 82641), (815, 63375), (845, 61125), (975, 52975), (1625, 31785), (1875, 27547), (2119, 24375), (2445, 21125), (2535, 20375), (4075, 12675), (4225, 12225), (4875, 10595), (6357, 8125)]