51270375

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^2\times {\mathrm{809}}^1$

素因数の和:853

約数の個数: 48

約数和(自身を含む): 92495520

約数和(自身を除く): 41225145

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 169, 195, 325, 375, 507, 809, 845, 975, 1625, 2427, 2535, 4045, 4225, 4875, 10517, 12135, 12675, 20225, 21125, 31551, 52585, 60675, 63375, 101125, 136721, 157755, 262925, 303375, 410163, 683605, 788775, 1314625, 2050815, 3418025, 3943875, 10254075, 17090125, 51270375]

約数ペア:

[(1, 51270375), (3, 17090125), (5, 10254075), (13, 3943875), (15, 3418025), (25, 2050815), (39, 1314625), (65, 788775), (75, 683605), (125, 410163), (169, 303375), (195, 262925), (325, 157755), (375, 136721), (507, 101125), (809, 63375), (845, 60675), (975, 52585), (1625, 31551), (2427, 21125), (2535, 20225), (4045, 12675), (4225, 12135), (4875, 10517)]