54761225

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{241}}^1$

素因数の和:461

約数の個数: 24

約数和(自身を含む): 69768600

約数和(自身を除く): 15007375

約数列:

[1, 5, 25, 61, 149, 241, 305, 745, 1205, 1525, 3725, 6025, 9089, 14701, 35909, 45445, 73505, 179545, 227225, 367525, 897725, 2190449, 10952245, 54761225]

約数ペア:

[(1, 54761225), (5, 10952245), (25, 2190449), (61, 897725), (149, 367525), (241, 227225), (305, 179545), (745, 73505), (1205, 45445), (1525, 35909), (3725, 14701), (6025, 9089)]