81809504

素因数分解:

$2^5\times 7^1\times {\mathrm{521}}^1\times {\mathrm{701}}^1$

素因数の和:1239

約数の個数: 48

約数和(自身を含む): 184687776

約数和(自身を除く): 102878272

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 521, 701, 1042, 1402, 2084, 2804, 3647, 4168, 4907, 5608, 7294, 8336, 9814, 11216, 14588, 16672, 19628, 22432, 29176, 39256, 58352, 78512, 116704, 157024, 365221, 730442, 1460884, 2556547, 2921768, 5113094, 5843536, 10226188, 11687072, 20452376, 40904752, 81809504]

約数ペア:

[(1, 81809504), (2, 40904752), (4, 20452376), (7, 11687072), (8, 10226188), (14, 5843536), (16, 5113094), (28, 2921768), (32, 2556547), (56, 1460884), (112, 730442), (224, 365221), (521, 157024), (701, 116704), (1042, 78512), (1402, 58352), (2084, 39256), (2804, 29176), (3647, 22432), (4168, 19628), (4907, 16672), (5608, 14588), (7294, 11216), (8336, 9814)]