39550000

素因数分解:

$2^4\times 5^5\times 7^1\times {\mathrm{113}}^1$

素因数の和:153

約数の個数: 120

約数和(自身を含む): 110430432

約数和(自身を除く): 70880432

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 113, 125, 140, 175, 200, 226, 250, 280, 350, 400, 452, 500, 560, 565, 625, 700, 791, 875, 904, 1000, 1130, 1250, 1400, 1582, 1750, 1808, 2000, 2260, 2500, 2800, 2825, 3125, 3164, 3500, 3955, 4375, 4520, 5000, 5650, 6250, 6328, 7000, 7910, 8750, 9040, 10000, 11300, 12500, 12656, 14000, 14125, 15820, 17500, 19775, 21875, 22600, 25000, 28250, 31640, 35000, 39550, 43750, 45200, 50000, 56500, 63280, 70000, 70625, 79100, 87500, 98875, 113000, 141250, 158200, 175000, 197750, 226000, 282500, 316400, 350000, 353125, 395500, 494375, 565000, 706250, 791000, 988750, 1130000, 1412500, 1582000, 1977500, 2471875, 2825000, 3955000, 4943750, 5650000, 7910000, 9887500, 19775000, 39550000]

約数ペア:

[(1, 39550000), (2, 19775000), (4, 9887500), (5, 7910000), (7, 5650000), (8, 4943750), (10, 3955000), (14, 2825000), (16, 2471875), (20, 1977500), (25, 1582000), (28, 1412500), (35, 1130000), (40, 988750), (50, 791000), (56, 706250), (70, 565000), (80, 494375), (100, 395500), (112, 353125), (113, 350000), (125, 316400), (140, 282500), (175, 226000), (200, 197750), (226, 175000), (250, 158200), (280, 141250), (350, 113000), (400, 98875), (452, 87500), (500, 79100), (560, 70625), (565, 70000), (625, 63280), (700, 56500), (791, 50000), (875, 45200), (904, 43750), (1000, 39550), (1130, 35000), (1250, 31640), (1400, 28250), (1582, 25000), (1750, 22600), (1808, 21875), (2000, 19775), (2260, 17500), (2500, 15820), (2800, 14125), (2825, 14000), (3125, 12656), (3164, 12500), (3500, 11300), (3955, 10000), (4375, 9040), (4520, 8750), (5000, 7910), (5650, 7000), (6250, 6328)]