81761072

素因数分解:

$2^4\times {\mathrm{2027}}^1\times {\mathrm{2521}}^1$

素因数の和:4556

約数の個数: 20

約数和(自身を含む): 158553096

約数和(自身を除く): 76792024

約数列:

[1, 2, 4, 8, 16, 2027, 2521, 4054, 5042, 8108, 10084, 16216, 20168, 32432, 40336, 5110067, 10220134, 20440268, 40880536, 81761072]

約数ペア:

[(1, 81761072), (2, 40880536), (4, 20440268), (8, 10220134), (16, 5110067), (2027, 40336), (2521, 32432), (4054, 20168), (5042, 16216), (8108, 10084)]