72740888

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{20161}}^1$

素因数の和:20219

約数の個数: 32

約数和(自身を含む): 152424720

約数和(自身を除く): 79683832

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 164, 328, 451, 902, 1804, 3608, 20161, 40322, 80644, 161288, 221771, 443542, 826601, 887084, 1653202, 1774168, 3306404, 6612808, 9092611, 18185222, 36370444, 72740888]

約数ペア:

[(1, 72740888), (2, 36370444), (4, 18185222), (8, 9092611), (11, 6612808), (22, 3306404), (41, 1774168), (44, 1653202), (82, 887084), (88, 826601), (164, 443542), (328, 221771), (451, 161288), (902, 80644), (1804, 40322), (3608, 20161)]