210567400

素因数分解:

$2^3\times 5^2\times {\mathrm{797}}^1\times {\mathrm{1321}}^1$

素因数の和:2134

約数の個数: 48

約数和(自身を含む): 490554540

約数和(自身を除く): 279987140

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 797, 1321, 1594, 2642, 3188, 3985, 5284, 6376, 6605, 7970, 10568, 13210, 15940, 19925, 26420, 31880, 33025, 39850, 52840, 66050, 79700, 132100, 159400, 264200, 1052837, 2105674, 4211348, 5264185, 8422696, 10528370, 21056740, 26320925, 42113480, 52641850, 105283700, 210567400]

約数ペア:

[(1, 210567400), (2, 105283700), (4, 52641850), (5, 42113480), (8, 26320925), (10, 21056740), (20, 10528370), (25, 8422696), (40, 5264185), (50, 4211348), (100, 2105674), (200, 1052837), (797, 264200), (1321, 159400), (1594, 132100), (2642, 79700), (3188, 66050), (3985, 52840), (5284, 39850), (6376, 33025), (6605, 31880), (7970, 26420), (10568, 19925), (13210, 15940)]