68861920

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{10009}}^1$

素因数の和:10067

約数の個数: 48

約数和(自身を含む): 166486320

約数和(自身を除く): 97624400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 6880, 10009, 20018, 40036, 50045, 80072, 100090, 160144, 200180, 320288, 400360, 430387, 800720, 860774, 1601440, 1721548, 2151935, 3443096, 4303870, 6886192, 8607740, 13772384, 17215480, 34430960, 68861920]

約数ペア:

[(1, 68861920), (2, 34430960), (4, 17215480), (5, 13772384), (8, 8607740), (10, 6886192), (16, 4303870), (20, 3443096), (32, 2151935), (40, 1721548), (43, 1601440), (80, 860774), (86, 800720), (160, 430387), (172, 400360), (215, 320288), (344, 200180), (430, 160144), (688, 100090), (860, 80072), (1376, 50045), (1720, 40036), (3440, 20018), (6880, 10009)]