102080800

素因数分解:

$2^5\times 5^2\times {\mathrm{127601}}^1$

素因数の和:127621

約数の個数: 36

約数和(自身を含む): 249206706

約数和(自身を除く): 147125906

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 127601, 255202, 510404, 638005, 1020808, 1276010, 2041616, 2552020, 3190025, 4083232, 5104040, 6380050, 10208080, 12760100, 20416160, 25520200, 51040400, 102080800]

約数ペア:

[(1, 102080800), (2, 51040400), (4, 25520200), (5, 20416160), (8, 12760100), (10, 10208080), (16, 6380050), (20, 5104040), (25, 4083232), (32, 3190025), (40, 2552020), (50, 2041616), (80, 1276010), (100, 1020808), (160, 638005), (200, 510404), (400, 255202), (800, 127601)]