79729100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{72481}}^1$

素因数の和:72506

約数の個数: 36

約数和(自身を含む): 188743128

約数和(自身を除く): 109014028

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 72481, 144962, 289924, 362405, 724810, 797291, 1449620, 1594582, 1812025, 3189164, 3624050, 3986455, 7248100, 7972910, 15945820, 19932275, 39864550, 79729100]

約数ペア:

[(1, 79729100), (2, 39864550), (4, 19932275), (5, 15945820), (10, 7972910), (11, 7248100), (20, 3986455), (22, 3624050), (25, 3189164), (44, 1812025), (50, 1594582), (55, 1449620), (100, 797291), (110, 724810), (220, 362405), (275, 289924), (550, 144962), (1100, 72481)]