85084520

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{21929}}^1$

素因数の和:22037

約数の個数: 32

約数和(自身を含む): 193422600

約数和(自身を除く): 108338080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 21929, 43858, 87716, 109645, 175432, 219290, 438580, 877160, 2127113, 4254226, 8508452, 10635565, 17016904, 21271130, 42542260, 85084520]

約数ペア:

[(1, 85084520), (2, 42542260), (4, 21271130), (5, 17016904), (8, 10635565), (10, 8508452), (20, 4254226), (40, 2127113), (97, 877160), (194, 438580), (388, 219290), (485, 175432), (776, 109645), (970, 87716), (1940, 43858), (3880, 21929)]