77338960

素因数分解:

$2^4\times 5^1\times {\mathrm{193}}^1\times {\mathrm{5009}}^1$

素因数の和:5215

約数の個数: 40

約数和(自身を含む): 180780840

約数和(自身を除く): 103441880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 193, 386, 772, 965, 1544, 1930, 3088, 3860, 5009, 7720, 10018, 15440, 20036, 25045, 40072, 50090, 80144, 100180, 200360, 400720, 966737, 1933474, 3866948, 4833685, 7733896, 9667370, 15467792, 19334740, 38669480, 77338960]

約数ペア:

[(1, 77338960), (2, 38669480), (4, 19334740), (5, 15467792), (8, 9667370), (10, 7733896), (16, 4833685), (20, 3866948), (40, 1933474), (80, 966737), (193, 400720), (386, 200360), (772, 100180), (965, 80144), (1544, 50090), (1930, 40072), (3088, 25045), (3860, 20036), (5009, 15440), (7720, 10018)]