28133000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{4019}}^1$

素因数の和:4047

約数の個数: 64

約数和(自身を含む): 75254400

約数和(自身を除く): 47121400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 140, 175, 200, 250, 280, 350, 500, 700, 875, 1000, 1400, 1750, 3500, 4019, 7000, 8038, 16076, 20095, 28133, 32152, 40190, 56266, 80380, 100475, 112532, 140665, 160760, 200950, 225064, 281330, 401900, 502375, 562660, 703325, 803800, 1004750, 1125320, 1406650, 2009500, 2813300, 3516625, 4019000, 5626600, 7033250, 14066500, 28133000]

約数ペア:

[(1, 28133000), (2, 14066500), (4, 7033250), (5, 5626600), (7, 4019000), (8, 3516625), (10, 2813300), (14, 2009500), (20, 1406650), (25, 1125320), (28, 1004750), (35, 803800), (40, 703325), (50, 562660), (56, 502375), (70, 401900), (100, 281330), (125, 225064), (140, 200950), (175, 160760), (200, 140665), (250, 112532), (280, 100475), (350, 80380), (500, 56266), (700, 40190), (875, 32152), (1000, 28133), (1400, 20095), (1750, 16076), (3500, 8038), (4019, 7000)]