80207216

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{60397}}^1$

素因数の和:60488

約数の個数: 20

約数和(自身を含む): 157276392

約数和(自身を除く): 77069176

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 60397, 120794, 241588, 483176, 966352, 5012951, 10025902, 20051804, 40103608, 80207216]

約数ペア:

[(1, 80207216), (2, 40103608), (4, 20051804), (8, 10025902), (16, 5012951), (83, 966352), (166, 483176), (332, 241588), (664, 120794), (1328, 60397)]