66508025

素因数分解:

$5^2\times {\mathrm{139}}^1\times {\mathrm{19139}}^1$

素因数の和:19288

約数の個数: 12

約数和(自身を含む): 83067600

約数和(自身を除く): 16559575

約数列:

[1, 5, 25, 139, 695, 3475, 19139, 95695, 478475, 2660321, 13301605, 66508025]

約数ペア:

[(1, 66508025), (5, 13301605), (25, 2660321), (139, 478475), (695, 95695), (3475, 19139)]