27939025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{449}}^1$

素因数の和:609

約数の個数: 24

約数和(自身を含む): 36828000

約数和(自身を除く): 8888975

約数列:

[1, 5, 19, 25, 95, 131, 449, 475, 655, 2245, 2489, 3275, 8531, 11225, 12445, 42655, 58819, 62225, 213275, 294095, 1117561, 1470475, 5587805, 27939025]

約数ペア:

[(1, 27939025), (5, 5587805), (19, 1470475), (25, 1117561), (95, 294095), (131, 213275), (449, 62225), (475, 58819), (655, 42655), (2245, 12445), (2489, 11225), (3275, 8531)]