85176440

素因数分解:

$2^3\times 5^1\times {\mathrm{557}}^1\times {\mathrm{3823}}^1$

素因数の和:4391

約数の個数: 32

約数和(自身を含む): 192041280

約数和(自身を除く): 106864840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 557, 1114, 2228, 2785, 3823, 4456, 5570, 7646, 11140, 15292, 19115, 22280, 30584, 38230, 76460, 152920, 2129411, 4258822, 8517644, 10647055, 17035288, 21294110, 42588220, 85176440]

約数ペア:

[(1, 85176440), (2, 42588220), (4, 21294110), (5, 17035288), (8, 10647055), (10, 8517644), (20, 4258822), (40, 2129411), (557, 152920), (1114, 76460), (2228, 38230), (2785, 30584), (3823, 22280), (4456, 19115), (5570, 15292), (7646, 11140)]