81741176

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{367}}^1\times {\mathrm{2531}}^1$

素因数の和:2915

約数の個数: 32

約数和(自身を含む): 167719680

約数和(自身を除く): 85978504

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 367, 734, 1468, 2531, 2936, 4037, 5062, 8074, 10124, 16148, 20248, 27841, 32296, 55682, 111364, 222728, 928877, 1857754, 3715508, 7431016, 10217647, 20435294, 40870588, 81741176]

約数ペア:

[(1, 81741176), (2, 40870588), (4, 20435294), (8, 10217647), (11, 7431016), (22, 3715508), (44, 1857754), (88, 928877), (367, 222728), (734, 111364), (1468, 55682), (2531, 32296), (2936, 27841), (4037, 20248), (5062, 16148), (8074, 10124)]