85396120

素因数分解:

$2^3\times 5^1\times {\mathrm{479}}^1\times {\mathrm{4457}}^1$

素因数の和:4947

約数の個数: 32

約数和(自身を含む): 192585600

約数和(自身を除く): 107189480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 479, 958, 1916, 2395, 3832, 4457, 4790, 8914, 9580, 17828, 19160, 22285, 35656, 44570, 89140, 178280, 2134903, 4269806, 8539612, 10674515, 17079224, 21349030, 42698060, 85396120]

約数ペア:

[(1, 85396120), (2, 42698060), (4, 21349030), (5, 17079224), (8, 10674515), (10, 8539612), (20, 4269806), (40, 2134903), (479, 178280), (958, 89140), (1916, 44570), (2395, 35656), (3832, 22285), (4457, 19160), (4790, 17828), (8914, 9580)]