398263525

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{49939}}^1$

素因数の和:49989

約数の個数: 24

約数和(自身を含む): 557330400

約数和(自身を除く): 159066875

約数列:

[1, 5, 11, 25, 29, 55, 145, 275, 319, 725, 1595, 7975, 49939, 249695, 549329, 1248475, 1448231, 2746645, 7241155, 13733225, 15930541, 36205775, 79652705, 398263525]

約数ペア:

[(1, 398263525), (5, 79652705), (11, 36205775), (25, 15930541), (29, 13733225), (55, 7241155), (145, 2746645), (275, 1448231), (319, 1248475), (725, 549329), (1595, 249695), (7975, 49939)]