80007770

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{112687}}^1$

素因数の和:112765

約数の個数: 16

約数和(自身を含む): 146043648

約数和(自身を除く): 66035878

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 112687, 225374, 563435, 1126870, 8000777, 16001554, 40003885, 80007770]

約数ペア:

[(1, 80007770), (2, 40003885), (5, 16001554), (10, 8000777), (71, 1126870), (142, 563435), (355, 225374), (710, 112687)]