85874440

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{49927}}^1$

素因数の和:49981

約数の個数: 32

約数和(自身を含む): 197714880

約数和(自身を除く): 111840440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 49927, 99854, 199708, 249635, 399416, 499270, 998540, 1997080, 2146861, 4293722, 8587444, 10734305, 17174888, 21468610, 42937220, 85874440]

約数ペア:

[(1, 85874440), (2, 42937220), (4, 21468610), (5, 17174888), (8, 10734305), (10, 8587444), (20, 4293722), (40, 2146861), (43, 1997080), (86, 998540), (172, 499270), (215, 399416), (344, 249635), (430, 199708), (860, 99854), (1720, 49927)]