80771408

素因数分解:

$2^4\times {\mathrm{1279}}^1\times {\mathrm{3947}}^1$

素因数の和:5234

約数の個数: 20

約数和(自身を含む): 156656640

約数和(自身を除く): 75885232

約数列:

[1, 2, 4, 8, 16, 1279, 2558, 3947, 5116, 7894, 10232, 15788, 20464, 31576, 63152, 5048213, 10096426, 20192852, 40385704, 80771408]

約数ペア:

[(1, 80771408), (2, 40385704), (4, 20192852), (8, 10096426), (16, 5048213), (1279, 63152), (2558, 31576), (3947, 20464), (5116, 15788), (7894, 10232)]