861036775

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{733}}^1\times {\mathrm{2473}}^1$

素因数の和:3235

約数の個数: 24

約数和(自身を含む): 1125867920

約数和(自身を除く): 264831145

約数列:

[1, 5, 19, 25, 95, 475, 733, 2473, 3665, 12365, 13927, 18325, 46987, 61825, 69635, 234935, 348175, 1174675, 1812709, 9063545, 34441471, 45317725, 172207355, 861036775]

約数ペア:

[(1, 861036775), (5, 172207355), (19, 45317725), (25, 34441471), (95, 9063545), (475, 1812709), (733, 1174675), (2473, 348175), (3665, 234935), (12365, 69635), (13927, 61825), (18325, 46987)]