85240240

素因数分解:

$2^4\times 5^1\times {\mathrm{1065503}}^1$

素因数の和:1065516

約数の個数: 20

約数和(自身を含む): 198183744

約数和(自身を除く): 112943504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1065503, 2131006, 4262012, 5327515, 8524024, 10655030, 17048048, 21310060, 42620120, 85240240]

約数ペア:

[(1, 85240240), (2, 42620120), (4, 21310060), (5, 17048048), (8, 10655030), (10, 8524024), (16, 5327515), (20, 4262012), (40, 2131006), (80, 1065503)]