77721275

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{1151}}^1$

素因数の和:1271

約数の個数: 24

約数和(自身を含む): 100422144

約数和(自身を除く): 22700869

約数列:

[1, 5, 25, 37, 73, 185, 365, 925, 1151, 1825, 2701, 5755, 13505, 28775, 42587, 67525, 84023, 212935, 420115, 1064675, 2100575, 3108851, 15544255, 77721275]

約数ペア:

[(1, 77721275), (5, 15544255), (25, 3108851), (37, 2100575), (73, 1064675), (185, 420115), (365, 212935), (925, 84023), (1151, 67525), (1825, 42587), (2701, 28775), (5755, 13505)]