81020816

素因数分解:

$2^4\times {\mathrm{5063801}}^1$

素因数の和:5063809

約数の個数: 10

約数和(自身を含む): 156977862

約数和(自身を除く): 75957046

約数列:

[1, 2, 4, 8, 16, 5063801, 10127602, 20255204, 40510408, 81020816]

約数ペア:

[(1, 81020816), (2, 40510408), (4, 20255204), (8, 10127602), (16, 5063801)]