5200203920

素因数分解:

$2^4\times 5^1\times {\mathrm{65002549}}^1$

素因数の和:65002562

約数の個数: 20

約数和(自身を含む): 12090474300

約数和(自身を除く): 6890270380

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 65002549, 130005098, 260010196, 325012745, 520020392, 650025490, 1040040784, 1300050980, 2600101960, 5200203920]

約数ペア:

[(1, 5200203920), (2, 2600101960), (4, 1300050980), (5, 1040040784), (8, 650025490), (10, 520020392), (16, 325012745), (20, 260010196), (40, 130005098), (80, 65002549)]