80021816

素因数分解:

$2^3\times 7^1\times {\mathrm{293}}^1\times {\mathrm{4877}}^1$

素因数の和:5183

約数の個数: 32

約数和(自身を含む): 172095840

約数和(自身を除く): 92074024

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 293, 586, 1172, 2051, 2344, 4102, 4877, 8204, 9754, 16408, 19508, 34139, 39016, 68278, 136556, 273112, 1428961, 2857922, 5715844, 10002727, 11431688, 20005454, 40010908, 80021816]

約数ペア:

[(1, 80021816), (2, 40010908), (4, 20005454), (7, 11431688), (8, 10002727), (14, 5715844), (28, 2857922), (56, 1428961), (293, 273112), (586, 136556), (1172, 68278), (2051, 39016), (2344, 34139), (4102, 19508), (4877, 16408), (8204, 9754)]