80816816

素因数分解:

$2^4\times {\mathrm{2143}}^1\times {\mathrm{2357}}^1$

素因数の和:4508

約数の個数: 20

約数和(自身を含む): 156722112

約数和(自身を除く): 75905296

約数列:

[1, 2, 4, 8, 16, 2143, 2357, 4286, 4714, 8572, 9428, 17144, 18856, 34288, 37712, 5051051, 10102102, 20204204, 40408408, 80816816]

約数ペア:

[(1, 80816816), (2, 40408408), (4, 20204204), (8, 10102102), (16, 5051051), (2143, 37712), (2357, 34288), (4286, 18856), (4714, 17144), (8572, 9428)]