68708000

素因数分解:

$2^5\times 5^3\times {\mathrm{89}}^1\times {\mathrm{193}}^1$

素因数の和:307

約数の個数: 96

約数和(自身を含む): 171596880

約数和(自身を除く): 102888880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 89, 100, 125, 160, 178, 193, 200, 250, 356, 386, 400, 445, 500, 712, 772, 800, 890, 965, 1000, 1424, 1544, 1780, 1930, 2000, 2225, 2848, 3088, 3560, 3860, 4000, 4450, 4825, 6176, 7120, 7720, 8900, 9650, 11125, 14240, 15440, 17177, 17800, 19300, 22250, 24125, 30880, 34354, 35600, 38600, 44500, 48250, 68708, 71200, 77200, 85885, 89000, 96500, 137416, 154400, 171770, 178000, 193000, 274832, 343540, 356000, 386000, 429425, 549664, 687080, 772000, 858850, 1374160, 1717700, 2147125, 2748320, 3435400, 4294250, 6870800, 8588500, 13741600, 17177000, 34354000, 68708000]

約数ペア:

[(1, 68708000), (2, 34354000), (4, 17177000), (5, 13741600), (8, 8588500), (10, 6870800), (16, 4294250), (20, 3435400), (25, 2748320), (32, 2147125), (40, 1717700), (50, 1374160), (80, 858850), (89, 772000), (100, 687080), (125, 549664), (160, 429425), (178, 386000), (193, 356000), (200, 343540), (250, 274832), (356, 193000), (386, 178000), (400, 171770), (445, 154400), (500, 137416), (712, 96500), (772, 89000), (800, 85885), (890, 77200), (965, 71200), (1000, 68708), (1424, 48250), (1544, 44500), (1780, 38600), (1930, 35600), (2000, 34354), (2225, 30880), (2848, 24125), (3088, 22250), (3560, 19300), (3860, 17800), (4000, 17177), (4450, 15440), (4825, 14240), (6176, 11125), (7120, 9650), (7720, 8900)]