86638000

素因数分解:

$2^4\times 5^3\times {\mathrm{43319}}^1$

素因数の和:43342

約数の個数: 40

約数和(自身を含む): 209495520

約数和(自身を除く): 122857520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 43319, 86638, 173276, 216595, 346552, 433190, 693104, 866380, 1082975, 1732760, 2165950, 3465520, 4331900, 5414875, 8663800, 10829750, 17327600, 21659500, 43319000, 86638000]

約数ペア:

[(1, 86638000), (2, 43319000), (4, 21659500), (5, 17327600), (8, 10829750), (10, 8663800), (16, 5414875), (20, 4331900), (25, 3465520), (40, 2165950), (50, 1732760), (80, 1082975), (100, 866380), (125, 693104), (200, 433190), (250, 346552), (400, 216595), (500, 173276), (1000, 86638), (2000, 43319)]