81736578032

素因数分解:

$2^4\times {\mathrm{4943}}^1\times {\mathrm{1033489}}^1$

素因数の和:1038440

約数の個数: 20

約数和(自身を含む): 158396811360

約数和(自身を除く): 76660233328

約数列:

[1, 2, 4, 8, 16, 4943, 9886, 19772, 39544, 79088, 1033489, 2066978, 4133956, 8267912, 16535824, 5108536127, 10217072254, 20434144508, 40868289016, 81736578032]

約数ペア:

[(1, 81736578032), (2, 40868289016), (4, 20434144508), (8, 10217072254), (16, 5108536127), (4943, 16535824), (9886, 8267912), (19772, 4133956), (39544, 2066978), (79088, 1033489)]