66678500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{19051}}^1$

素因数の和:19077

約数の個数: 48

約数和(自身を含む): 166438272

約数和(自身を除く): 99759772

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 175, 250, 350, 500, 700, 875, 1750, 3500, 19051, 38102, 76204, 95255, 133357, 190510, 266714, 381020, 476275, 533428, 666785, 952550, 1333570, 1905100, 2381375, 2667140, 3333925, 4762750, 6667850, 9525500, 13335700, 16669625, 33339250, 66678500]

約数ペア:

[(1, 66678500), (2, 33339250), (4, 16669625), (5, 13335700), (7, 9525500), (10, 6667850), (14, 4762750), (20, 3333925), (25, 2667140), (28, 2381375), (35, 1905100), (50, 1333570), (70, 952550), (100, 666785), (125, 533428), (140, 476275), (175, 381020), (250, 266714), (350, 190510), (500, 133357), (700, 95255), (875, 76204), (1750, 38102), (3500, 19051)]