25868510

素因数分解:

$2^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{6451}}^1$

素因数の和:6859

約数の個数: 16

約数和(自身を含む): 46686672

約数和(自身を除く): 20818162

約数列:

[1, 2, 5, 10, 401, 802, 2005, 4010, 6451, 12902, 32255, 64510, 2586851, 5173702, 12934255, 25868510]

約数ペア:

[(1, 25868510), (2, 12934255), (5, 5173702), (10, 2586851), (401, 64510), (802, 32255), (2005, 12902), (4010, 6451)]