168400525

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{1103}}^1$

素因数の和:1341

約数の個数: 24

約数和(自身を含む): 216843264

約数和(自身を除く): 48442739

約数列:

[1, 5, 25, 31, 155, 197, 775, 985, 1103, 4925, 5515, 6107, 27575, 30535, 34193, 152675, 170965, 217291, 854825, 1086455, 5432275, 6736021, 33680105, 168400525]

約数ペア:

[(1, 168400525), (5, 33680105), (25, 6736021), (31, 5432275), (155, 1086455), (197, 854825), (775, 217291), (985, 170965), (1103, 152675), (4925, 34193), (5515, 30535), (6107, 27575)]