25413375

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^2\times {\mathrm{401}}^1$

素因数の和:445

約数の個数: 48

約数和(自身を含む): 45905184

約数和(自身を除く): 20491809

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 169, 195, 325, 375, 401, 507, 845, 975, 1203, 1625, 2005, 2535, 4225, 4875, 5213, 6015, 10025, 12675, 15639, 21125, 26065, 30075, 50125, 63375, 67769, 78195, 130325, 150375, 203307, 338845, 390975, 651625, 1016535, 1694225, 1954875, 5082675, 8471125, 25413375]

約数ペア:

[(1, 25413375), (3, 8471125), (5, 5082675), (13, 1954875), (15, 1694225), (25, 1016535), (39, 651625), (65, 390975), (75, 338845), (125, 203307), (169, 150375), (195, 130325), (325, 78195), (375, 67769), (401, 63375), (507, 50125), (845, 30075), (975, 26065), (1203, 21125), (1625, 15639), (2005, 12675), (2535, 10025), (4225, 6015), (4875, 5213)]