85895080

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{49939}}^1$

素因数の和:49993

約数の個数: 32

約数和(自身を含む): 197762400

約数和(自身を除く): 111867320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 49939, 99878, 199756, 249695, 399512, 499390, 998780, 1997560, 2147377, 4294754, 8589508, 10736885, 17179016, 21473770, 42947540, 85895080]

約数ペア:

[(1, 85895080), (2, 42947540), (4, 21473770), (5, 17179016), (8, 10736885), (10, 8589508), (20, 4294754), (40, 2147377), (43, 1997560), (86, 998780), (172, 499390), (215, 399512), (344, 249695), (430, 199756), (860, 99878), (1720, 49939)]