6580000

素因数分解:

$2^5\times 5^4\times 7^1\times {\mathrm{47}}^1$

素因数の和:84

約数の個数: 120

約数和(自身を含む): 18893952

約数和(自身を除く): 12313952

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 47, 50, 56, 70, 80, 94, 100, 112, 125, 140, 160, 175, 188, 200, 224, 235, 250, 280, 329, 350, 376, 400, 470, 500, 560, 625, 658, 700, 752, 800, 875, 940, 1000, 1120, 1175, 1250, 1316, 1400, 1504, 1645, 1750, 1880, 2000, 2350, 2500, 2632, 2800, 3290, 3500, 3760, 4000, 4375, 4700, 5000, 5264, 5600, 5875, 6580, 7000, 7520, 8225, 8750, 9400, 10000, 10528, 11750, 13160, 14000, 16450, 17500, 18800, 20000, 23500, 26320, 28000, 29375, 32900, 35000, 37600, 41125, 47000, 52640, 58750, 65800, 70000, 82250, 94000, 117500, 131600, 140000, 164500, 188000, 205625, 235000, 263200, 329000, 411250, 470000, 658000, 822500, 940000, 1316000, 1645000, 3290000, 6580000]

約数ペア:

[(1, 6580000), (2, 3290000), (4, 1645000), (5, 1316000), (7, 940000), (8, 822500), (10, 658000), (14, 470000), (16, 411250), (20, 329000), (25, 263200), (28, 235000), (32, 205625), (35, 188000), (40, 164500), (47, 140000), (50, 131600), (56, 117500), (70, 94000), (80, 82250), (94, 70000), (100, 65800), (112, 58750), (125, 52640), (140, 47000), (160, 41125), (175, 37600), (188, 35000), (200, 32900), (224, 29375), (235, 28000), (250, 26320), (280, 23500), (329, 20000), (350, 18800), (376, 17500), (400, 16450), (470, 14000), (500, 13160), (560, 11750), (625, 10528), (658, 10000), (700, 9400), (752, 8750), (800, 8225), (875, 7520), (940, 7000), (1000, 6580), (1120, 5875), (1175, 5600), (1250, 5264), (1316, 5000), (1400, 4700), (1504, 4375), (1645, 4000), (1750, 3760), (1880, 3500), (2000, 3290), (2350, 2800), (2500, 2632)]