90800090

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{9181}}^1$

素因数の和:9254

約数の個数: 32

約数和(自身を含む): 174531456

約数和(自身を除く): 83731366

約数列:

[1, 2, 5, 10, 23, 43, 46, 86, 115, 215, 230, 430, 989, 1978, 4945, 9181, 9890, 18362, 45905, 91810, 211163, 394783, 422326, 789566, 1055815, 1973915, 2111630, 3947830, 9080009, 18160018, 45400045, 90800090]

約数ペア:

[(1, 90800090), (2, 45400045), (5, 18160018), (10, 9080009), (23, 3947830), (43, 2111630), (46, 1973915), (86, 1055815), (115, 789566), (215, 422326), (230, 394783), (430, 211163), (989, 91810), (1978, 45905), (4945, 18362), (9181, 9890)]