64939000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{9277}}^1$

素因数の和:9305

約数の個数: 64

約数和(自身を含む): 173684160

約数和(自身を除く): 108745160

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, 7000, 9277, 18554, 37108, 46385, 64939, 74216, 92770, 129878, 185540, 231925, 259756, 324695, 371080, 463850, 519512, 649390, 927700, 1159625, 1298780, 1623475, 1855400, 2319250, 2597560, 3246950, 4638500, 6493900, 8117375, 9277000, 12987800, 16234750, 32469500, 64939000]

約数ペア:

[(1, 64939000), (2, 32469500), (4, 16234750), (5, 12987800), (7, 9277000), (8, 8117375), (10, 6493900), (14, 4638500), (20, 3246950), (25, 2597560), (28, 2319250), (35, 1855400), (40, 1623475), (50, 1298780), (56, 1159625), (70, 927700), (100, 649390), (125, 519512), (140, 463850), (175, 371080), (200, 324695), (250, 259756), (280, 231925), (350, 185540), (500, 129878), (700, 92770), (875, 74216), (1000, 64939), (1400, 46385), (1750, 37108), (3500, 18554), (7000, 9277)]