73990000

素因数分解:

$2^4\times 5^4\times 7^2\times {\mathrm{151}}^1$

素因数の和:193

約数の個数: 150

約数和(自身を含む): 209764104

約数和(自身を除く): 135774104

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 125, 140, 151, 175, 196, 200, 245, 250, 280, 302, 350, 392, 400, 490, 500, 560, 604, 625, 700, 755, 784, 875, 980, 1000, 1057, 1208, 1225, 1250, 1400, 1510, 1750, 1960, 2000, 2114, 2416, 2450, 2500, 2800, 3020, 3500, 3775, 3920, 4228, 4375, 4900, 5000, 5285, 6040, 6125, 7000, 7399, 7550, 8456, 8750, 9800, 10000, 10570, 12080, 12250, 14000, 14798, 15100, 16912, 17500, 18875, 19600, 21140, 24500, 26425, 29596, 30200, 30625, 35000, 36995, 37750, 42280, 49000, 52850, 59192, 60400, 61250, 70000, 73990, 75500, 84560, 94375, 98000, 105700, 118384, 122500, 132125, 147980, 151000, 184975, 188750, 211400, 245000, 264250, 295960, 302000, 369950, 377500, 422800, 490000, 528500, 591920, 660625, 739900, 755000, 924875, 1057000, 1321250, 1479800, 1510000, 1849750, 2114000, 2642500, 2959600, 3699500, 4624375, 5285000, 7399000, 9248750, 10570000, 14798000, 18497500, 36995000, 73990000]

約数ペア:

[(1, 73990000), (2, 36995000), (4, 18497500), (5, 14798000), (7, 10570000), (8, 9248750), (10, 7399000), (14, 5285000), (16, 4624375), (20, 3699500), (25, 2959600), (28, 2642500), (35, 2114000), (40, 1849750), (49, 1510000), (50, 1479800), (56, 1321250), (70, 1057000), (80, 924875), (98, 755000), (100, 739900), (112, 660625), (125, 591920), (140, 528500), (151, 490000), (175, 422800), (196, 377500), (200, 369950), (245, 302000), (250, 295960), (280, 264250), (302, 245000), (350, 211400), (392, 188750), (400, 184975), (490, 151000), (500, 147980), (560, 132125), (604, 122500), (625, 118384), (700, 105700), (755, 98000), (784, 94375), (875, 84560), (980, 75500), (1000, 73990), (1057, 70000), (1208, 61250), (1225, 60400), (1250, 59192), (1400, 52850), (1510, 49000), (1750, 42280), (1960, 37750), (2000, 36995), (2114, 35000), (2416, 30625), (2450, 30200), (2500, 29596), (2800, 26425), (3020, 24500), (3500, 21140), (3775, 19600), (3920, 18875), (4228, 17500), (4375, 16912), (4900, 15100), (5000, 14798), (5285, 14000), (6040, 12250), (6125, 12080), (7000, 10570), (7399, 10000), (7550, 9800), (8456, 8750)]