205125515315

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{4483}}^1\times {\mathrm{18413}}^1$

素因数の和:22979

約数の個数: 32

約数和(自身を含む): 285356307456

約数和(自身を除く): 80230792141

約数列:

[1, 5, 7, 35, 71, 355, 497, 2485, 4483, 18413, 22415, 31381, 92065, 128891, 156905, 318293, 644455, 1307323, 1591465, 2228051, 6536615, 9151261, 11140255, 45756305, 82545479, 412727395, 577818353, 2889091765, 5860729009, 29303645045, 41025103063, 205125515315]

約数ペア:

[(1, 205125515315), (5, 41025103063), (7, 29303645045), (35, 5860729009), (71, 2889091765), (355, 577818353), (497, 412727395), (2485, 82545479), (4483, 45756305), (18413, 11140255), (22415, 9151261), (31381, 6536615), (92065, 2228051), (128891, 1591465), (156905, 1307323), (318293, 644455)]