50987920

素因数分解:

$2^4\times 5^1\times {\mathrm{637349}}^1$

素因数の和:637362

約数の個数: 20

約数和(自身を含む): 118547100

約数和(自身を除く): 67559180

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 637349, 1274698, 2549396, 3186745, 5098792, 6373490, 10197584, 12746980, 25493960, 50987920]

約数ペア:

[(1, 50987920), (2, 25493960), (4, 12746980), (5, 10197584), (8, 6373490), (10, 5098792), (16, 3186745), (20, 2549396), (40, 1274698), (80, 637349)]