85860680

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{49919}}^1$

素因数の和:49973

約数の個数: 32

約数和(自身を含む): 197683200

約数和(自身を除く): 111822520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 49919, 99838, 199676, 249595, 399352, 499190, 998380, 1996760, 2146517, 4293034, 8586068, 10732585, 17172136, 21465170, 42930340, 85860680]

約数ペア:

[(1, 85860680), (2, 42930340), (4, 21465170), (5, 17172136), (8, 10732585), (10, 8586068), (20, 4293034), (40, 2146517), (43, 1996760), (86, 998380), (172, 499190), (215, 399352), (344, 249595), (430, 199676), (860, 99838), (1720, 49919)]