9887500

素因数分解:

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

素因数の和:149

約数の個数: 72

約数和(自身を含む): 24935904

約数和(自身を除く): 15048404

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 113, 125, 140, 175, 226, 250, 350, 452, 500, 565, 625, 700, 791, 875, 1130, 1250, 1582, 1750, 2260, 2500, 2825, 3125, 3164, 3500, 3955, 4375, 5650, 6250, 7910, 8750, 11300, 12500, 14125, 15820, 17500, 19775, 21875, 28250, 39550, 43750, 56500, 70625, 79100, 87500, 98875, 141250, 197750, 282500, 353125, 395500, 494375, 706250, 988750, 1412500, 1977500, 2471875, 4943750, 9887500]

約数ペア:

[(1, 9887500), (2, 4943750), (4, 2471875), (5, 1977500), (7, 1412500), (10, 988750), (14, 706250), (20, 494375), (25, 395500), (28, 353125), (35, 282500), (50, 197750), (70, 141250), (100, 98875), (113, 87500), (125, 79100), (140, 70625), (175, 56500), (226, 43750), (250, 39550), (350, 28250), (452, 21875), (500, 19775), (565, 17500), (625, 15820), (700, 14125), (791, 12500), (875, 11300), (1130, 8750), (1250, 7910), (1582, 6250), (1750, 5650), (2260, 4375), (2500, 3955), (2825, 3500), (3125, 3164)]