80658740

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{37691}}^1$

素因数の和:37807

約数の個数: 24

約数和(自身を含む): 170970912

約数和(自身を除く): 90312172

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 37691, 75382, 150764, 188455, 376910, 753820, 4032937, 8065874, 16131748, 20164685, 40329370, 80658740]

約数ペア:

[(1, 80658740), (2, 40329370), (4, 20164685), (5, 16131748), (10, 8065874), (20, 4032937), (107, 753820), (214, 376910), (428, 188455), (535, 150764), (1070, 75382), (2140, 37691)]