87031000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{12433}}^1$

素因数の和:12461

約数の個数: 64

約数和(自身を含む): 232764480

約数和(自身を除く): 145733480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 140, 175, 200, 250, 280, 350, 500, 700, 875, 1000, 1400, 1750, 3500, 7000, 12433, 24866, 49732, 62165, 87031, 99464, 124330, 174062, 248660, 310825, 348124, 435155, 497320, 621650, 696248, 870310, 1243300, 1554125, 1740620, 2175775, 2486600, 3108250, 3481240, 4351550, 6216500, 8703100, 10878875, 12433000, 17406200, 21757750, 43515500, 87031000]

約数ペア:

[(1, 87031000), (2, 43515500), (4, 21757750), (5, 17406200), (7, 12433000), (8, 10878875), (10, 8703100), (14, 6216500), (20, 4351550), (25, 3481240), (28, 3108250), (35, 2486600), (40, 2175775), (50, 1740620), (56, 1554125), (70, 1243300), (100, 870310), (125, 696248), (140, 621650), (175, 497320), (200, 435155), (250, 348124), (280, 310825), (350, 248660), (500, 174062), (700, 124330), (875, 99464), (1000, 87031), (1400, 62165), (1750, 49732), (3500, 24866), (7000, 12433)]