7910000

素因数分解:

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

素因数の和:148

約数の個数: 100

約数和(自身を含む): 22080432

約数和(自身を除く): 14170432

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, 3164, 3500, 3955, 4375, 4520, 5000, 5650, 6328, 7000, 7910, 8750, 9040, 10000, 11300, 12656, 14000, 14125, 15820, 17500, 19775, 22600, 28250, 31640, 35000, 39550, 45200, 56500, 63280, 70000, 70625, 79100, 98875, 113000, 141250, 158200, 197750, 226000, 282500, 316400, 395500, 494375, 565000, 791000, 988750, 1130000, 1582000, 1977500, 3955000, 7910000]

約数ペア:

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