290401025

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{3863}}^1$

素因数の和:4001

約数の個数: 24

約数和(自身を含む): 375642624

約数和(自身を除く): 85241599

約数列:

[1, 5, 25, 31, 97, 155, 485, 775, 2425, 3007, 3863, 15035, 19315, 75175, 96575, 119753, 374711, 598765, 1873555, 2993825, 9367775, 11616041, 58080205, 290401025]

約数ペア:

[(1, 290401025), (5, 58080205), (25, 11616041), (31, 9367775), (97, 2993825), (155, 1873555), (485, 598765), (775, 374711), (2425, 119753), (3007, 96575), (3863, 75175), (15035, 19315)]