89902025

素因数分解:

$5^2\times {\mathrm{97}}^1\times {\mathrm{131}}^1\times {\mathrm{283}}^1$

素因数の和:521

約数の個数: 24

約数和(自身を含む): 113888544

約数和(自身を除く): 23986519

約数列:

[1, 5, 25, 97, 131, 283, 485, 655, 1415, 2425, 3275, 7075, 12707, 27451, 37073, 63535, 137255, 185365, 317675, 686275, 926825, 3596081, 17980405, 89902025]

約数ペア:

[(1, 89902025), (5, 17980405), (25, 3596081), (97, 926825), (131, 686275), (283, 317675), (485, 185365), (655, 137255), (1415, 63535), (2425, 37073), (3275, 27451), (7075, 12707)]