50431280

素因数分解:

$2^4\times 5^1\times {\mathrm{630391}}^1$

素因数の和:630404

約数の個数: 20

約数和(自身を含む): 117252912

約数和(自身を除く): 66821632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 630391, 1260782, 2521564, 3151955, 5043128, 6303910, 10086256, 12607820, 25215640, 50431280]

約数ペア:

[(1, 50431280), (2, 25215640), (4, 12607820), (5, 10086256), (8, 6303910), (10, 5043128), (16, 3151955), (20, 2521564), (40, 1260782), (80, 630391)]