80220628

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{6569}}^1$

素因数の和:6687

約数の個数: 24

約数和(自身を含む): 145696320

約数和(自身を除く): 65475692

約数列:

[1, 2, 4, 43, 71, 86, 142, 172, 284, 3053, 6106, 6569, 12212, 13138, 26276, 282467, 466399, 564934, 932798, 1129868, 1865596, 20055157, 40110314, 80220628]

約数ペア:

[(1, 80220628), (2, 40110314), (4, 20055157), (43, 1865596), (71, 1129868), (86, 932798), (142, 564934), (172, 466399), (284, 282467), (3053, 26276), (6106, 13138), (6569, 12212)]