25516775

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{223}}^1$

素因数の和:455

約数の個数: 24

約数和(自身を含む): 33331200

約数和(自身を除く): 7814425

約数列:

[1, 5, 23, 25, 115, 199, 223, 575, 995, 1115, 4577, 4975, 5129, 5575, 22885, 25645, 44377, 114425, 128225, 221885, 1020671, 1109425, 5103355, 25516775]

約数ペア:

[(1, 25516775), (5, 5103355), (23, 1109425), (25, 1020671), (115, 221885), (199, 128225), (223, 114425), (575, 44377), (995, 25645), (1115, 22885), (4577, 5575), (4975, 5129)]