64196120

素因数分解:

$2^3\times 5^1\times {\mathrm{769}}^1\times {\mathrm{2087}}^1$

素因数の和:2867

約数の個数: 32

約数和(自身を含む): 144698400

約数和(自身を除く): 80502280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 769, 1538, 2087, 3076, 3845, 4174, 6152, 7690, 8348, 10435, 15380, 16696, 20870, 30760, 41740, 83480, 1604903, 3209806, 6419612, 8024515, 12839224, 16049030, 32098060, 64196120]

約数ペア:

[(1, 64196120), (2, 32098060), (4, 16049030), (5, 12839224), (8, 8024515), (10, 6419612), (20, 3209806), (40, 1604903), (769, 83480), (1538, 41740), (2087, 30760), (3076, 20870), (3845, 16696), (4174, 15380), (6152, 10435), (7690, 8348)]