68221640

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{8837}}^1$

素因数の和:9041

約数の個数: 32

約数和(自身を含む): 154311480

約数和(自身を除く): 86089840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 3860, 7720, 8837, 17674, 35348, 44185, 70696, 88370, 176740, 353480, 1705541, 3411082, 6822164, 8527705, 13644328, 17055410, 34110820, 68221640]

約数ペア:

[(1, 68221640), (2, 34110820), (4, 17055410), (5, 13644328), (8, 8527705), (10, 6822164), (20, 3411082), (40, 1705541), (193, 353480), (386, 176740), (772, 88370), (965, 70696), (1544, 44185), (1930, 35348), (3860, 17674), (7720, 8837)]