255080900

素因数分解:

$2^2\times 5^2\times {\mathrm{97}}^1\times {\mathrm{26297}}^1$

素因数の和:26408

約数の個数: 36

約数和(自身を含む): 559253268

約数和(自身を除く): 304172368

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 97, 100, 194, 388, 485, 970, 1940, 2425, 4850, 9700, 26297, 52594, 105188, 131485, 262970, 525940, 657425, 1314850, 2550809, 2629700, 5101618, 10203236, 12754045, 25508090, 51016180, 63770225, 127540450, 255080900]

約数ペア:

[(1, 255080900), (2, 127540450), (4, 63770225), (5, 51016180), (10, 25508090), (20, 12754045), (25, 10203236), (50, 5101618), (97, 2629700), (100, 2550809), (194, 1314850), (388, 657425), (485, 525940), (970, 262970), (1940, 131485), (2425, 105188), (4850, 52594), (9700, 26297)]