80821046876

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{1188544807}}^1$

素因数の和:1188544828

約数の個数: 12

約数和(自身を含む): 149756645808

約数和(自身を除く): 68935598932

約数列:

[1, 2, 4, 17, 34, 68, 1188544807, 2377089614, 4754179228, 20205261719, 40410523438, 80821046876]

約数ペア:

[(1, 80821046876), (2, 40410523438), (4, 20205261719), (17, 4754179228), (34, 2377089614), (68, 1188544807)]