86579521520

素因数分解:

$2^4\times 5^1\times {\mathrm{1082244019}}^1$

素因数の和:1082244032

約数の個数: 20

約数和(自身を含む): 201297387720

約数和(自身を除く): 114717866200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1082244019, 2164488038, 4328976076, 5411220095, 8657952152, 10822440190, 17315904304, 21644880380, 43289760760, 86579521520]

約数ペア:

[(1, 86579521520), (2, 43289760760), (4, 21644880380), (5, 17315904304), (8, 10822440190), (10, 8657952152), (16, 5411220095), (20, 4328976076), (40, 2164488038), (80, 1082244019)]