51911480

素因数分解:

$2^3\times 5^1\times {\mathrm{337}}^1\times {\mathrm{3851}}^1$

素因数の和:4199

約数の個数: 32

約数和(自身を含む): 117177840

約数和(自身を除く): 65266360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 337, 674, 1348, 1685, 2696, 3370, 3851, 6740, 7702, 13480, 15404, 19255, 30808, 38510, 77020, 154040, 1297787, 2595574, 5191148, 6488935, 10382296, 12977870, 25955740, 51911480]

約数ペア:

[(1, 51911480), (2, 25955740), (4, 12977870), (5, 10382296), (8, 6488935), (10, 5191148), (20, 2595574), (40, 1297787), (337, 154040), (674, 77020), (1348, 38510), (1685, 30808), (2696, 19255), (3370, 15404), (3851, 13480), (6740, 7702)]