16887500

素因数分解:

$2^2\times 5^5\times 7^1\times {\mathrm{193}}^1$

素因数の和:229

約数の個数: 72

約数和(自身を含む): 42434784

約数和(自身を除く): 25547284

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 175, 193, 250, 350, 386, 500, 625, 700, 772, 875, 965, 1250, 1351, 1750, 1930, 2500, 2702, 3125, 3500, 3860, 4375, 4825, 5404, 6250, 6755, 8750, 9650, 12500, 13510, 17500, 19300, 21875, 24125, 27020, 33775, 43750, 48250, 67550, 87500, 96500, 120625, 135100, 168875, 241250, 337750, 482500, 603125, 675500, 844375, 1206250, 1688750, 2412500, 3377500, 4221875, 8443750, 16887500]

約数ペア:

[(1, 16887500), (2, 8443750), (4, 4221875), (5, 3377500), (7, 2412500), (10, 1688750), (14, 1206250), (20, 844375), (25, 675500), (28, 603125), (35, 482500), (50, 337750), (70, 241250), (100, 168875), (125, 135100), (140, 120625), (175, 96500), (193, 87500), (250, 67550), (350, 48250), (386, 43750), (500, 33775), (625, 27020), (700, 24125), (772, 21875), (875, 19300), (965, 17500), (1250, 13510), (1351, 12500), (1750, 9650), (1930, 8750), (2500, 6755), (2702, 6250), (3125, 5404), (3500, 4825), (3860, 4375)]