204580900

素因数分解:

$2^2\times 5^2\times {\mathrm{479}}^1\times {\mathrm{4271}}^1$

素因数の和:4764

約数の個数: 36

約数和(自身を含む): 444971520

約数和(自身を除く): 240390620

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 479, 958, 1916, 2395, 4271, 4790, 8542, 9580, 11975, 17084, 21355, 23950, 42710, 47900, 85420, 106775, 213550, 427100, 2045809, 4091618, 8183236, 10229045, 20458090, 40916180, 51145225, 102290450, 204580900]

約数ペア:

[(1, 204580900), (2, 102290450), (4, 51145225), (5, 40916180), (10, 20458090), (20, 10229045), (25, 8183236), (50, 4091618), (100, 2045809), (479, 427100), (958, 213550), (1916, 106775), (2395, 85420), (4271, 47900), (4790, 42710), (8542, 23950), (9580, 21355), (11975, 17084)]