42997475

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{691}}^1$

素因数の和:851

約数の個数: 24

約数和(自身を含む): 56633280

約数和(自身を除く): 13635805

約数列:

[1, 5, 19, 25, 95, 131, 475, 655, 691, 2489, 3275, 3455, 12445, 13129, 17275, 62225, 65645, 90521, 328225, 452605, 1719899, 2263025, 8599495, 42997475]

約数ペア:

[(1, 42997475), (5, 8599495), (19, 2263025), (25, 1719899), (95, 452605), (131, 328225), (475, 90521), (655, 65645), (691, 62225), (2489, 17275), (3275, 13129), (3455, 12445)]