80342590

素因数分解:

$2^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{32009}}^1$

素因数の和:32267

約数の個数: 16

約数和(自身を含む): 145197360

約数和(自身を除く): 64854770

約数列:

[1, 2, 5, 10, 251, 502, 1255, 2510, 32009, 64018, 160045, 320090, 8034259, 16068518, 40171295, 80342590]

約数ペア:

[(1, 80342590), (2, 40171295), (5, 16068518), (10, 8034259), (251, 320090), (502, 160045), (1255, 64018), (2510, 32009)]