81785176

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{2341}}^1$

素因数の和:2755

約数の個数: 32

約数和(自身を含む): 167780880

約数和(自身を除く): 85995704

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 397, 794, 1588, 2341, 3176, 4367, 4682, 8734, 9364, 17468, 18728, 25751, 34936, 51502, 103004, 206008, 929377, 1858754, 3717508, 7435016, 10223147, 20446294, 40892588, 81785176]

約数ペア:

[(1, 81785176), (2, 40892588), (4, 20446294), (8, 10223147), (11, 7435016), (22, 3717508), (44, 1858754), (88, 929377), (397, 206008), (794, 103004), (1588, 51502), (2341, 34936), (3176, 25751), (4367, 18728), (4682, 17468), (8734, 9364)]