205251500

素因数分解:

$2^2\times 5^3\times {\mathrm{479}}^1\times {\mathrm{857}}^1$

素因数の和:1355

約数の個数: 48

約数和(自身を含む): 449729280

約数和(自身を除く): 244477780

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 479, 500, 857, 958, 1714, 1916, 2395, 3428, 4285, 4790, 8570, 9580, 11975, 17140, 21425, 23950, 42850, 47900, 59875, 85700, 107125, 119750, 214250, 239500, 410503, 428500, 821006, 1642012, 2052515, 4105030, 8210060, 10262575, 20525150, 41050300, 51312875, 102625750, 205251500]

約数ペア:

[(1, 205251500), (2, 102625750), (4, 51312875), (5, 41050300), (10, 20525150), (20, 10262575), (25, 8210060), (50, 4105030), (100, 2052515), (125, 1642012), (250, 821006), (479, 428500), (500, 410503), (857, 239500), (958, 214250), (1714, 119750), (1916, 107125), (2395, 85700), (3428, 59875), (4285, 47900), (4790, 42850), (8570, 23950), (9580, 21425), (11975, 17140)]