85186040

素因数分解:

$2^3\times 5^1\times {\mathrm{487}}^1\times {\mathrm{4373}}^1$

素因数の和:4871

約数の個数: 32

約数和(自身を含む): 192106080

約数和(自身を除く): 106920040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 487, 974, 1948, 2435, 3896, 4373, 4870, 8746, 9740, 17492, 19480, 21865, 34984, 43730, 87460, 174920, 2129651, 4259302, 8518604, 10648255, 17037208, 21296510, 42593020, 85186040]

約数ペア:

[(1, 85186040), (2, 42593020), (4, 21296510), (5, 17037208), (8, 10648255), (10, 8518604), (20, 4259302), (40, 2129651), (487, 174920), (974, 87460), (1948, 43730), (2435, 34984), (3896, 21865), (4373, 19480), (4870, 17492), (8746, 9740)]