28766500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{8219}}^1$

素因数の和:8245

約数の個数: 48

約数和(自身を含む): 71809920

約数和(自身を除く): 43043420

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, 8219, 16438, 32876, 41095, 57533, 82190, 115066, 164380, 205475, 230132, 287665, 410950, 575330, 821900, 1027375, 1150660, 1438325, 2054750, 2876650, 4109500, 5753300, 7191625, 14383250, 28766500]

約数ペア:

[(1, 28766500), (2, 14383250), (4, 7191625), (5, 5753300), (7, 4109500), (10, 2876650), (14, 2054750), (20, 1438325), (25, 1150660), (28, 1027375), (35, 821900), (50, 575330), (70, 410950), (100, 287665), (125, 230132), (140, 205475), (175, 164380), (250, 115066), (350, 82190), (500, 57533), (700, 41095), (875, 32876), (1750, 16438), (3500, 8219)]