80816516

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{7883}}^1$

素因数の和:8131

約数の個数: 24

約数和(自身を含む): 154967904

約数和(自身を除く): 74151388

約数列:

[1, 2, 4, 11, 22, 44, 233, 466, 932, 2563, 5126, 7883, 10252, 15766, 31532, 86713, 173426, 346852, 1836739, 3673478, 7346956, 20204129, 40408258, 80816516]

約数ペア:

[(1, 80816516), (2, 40408258), (4, 20204129), (11, 7346956), (22, 3673478), (44, 1836739), (233, 346852), (466, 173426), (932, 86713), (2563, 31532), (5126, 15766), (7883, 10252)]