80571694

素因数分解:

$2^1\times 7^1\times {\mathrm{1999}}^1\times {\mathrm{2879}}^1$

素因数の和:4887

約数の個数: 16

約数和(自身を含む): 138240000

約数和(自身を除く): 57668306

約数列:

[1, 2, 7, 14, 1999, 2879, 3998, 5758, 13993, 20153, 27986, 40306, 5755121, 11510242, 40285847, 80571694]

約数ペア:

[(1, 80571694), (2, 40285847), (7, 11510242), (14, 5755121), (1999, 40306), (2879, 27986), (3998, 20153), (5758, 13993)]