86978500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{24851}}^1$

素因数の和:24877

約数の個数: 48

約数和(自身を含む): 217107072

約数和(自身を除く): 130128572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 175, 250, 350, 500, 700, 875, 1750, 3500, 24851, 49702, 99404, 124255, 173957, 248510, 347914, 497020, 621275, 695828, 869785, 1242550, 1739570, 2485100, 3106375, 3479140, 4348925, 6212750, 8697850, 12425500, 17395700, 21744625, 43489250, 86978500]

約数ペア:

[(1, 86978500), (2, 43489250), (4, 21744625), (5, 17395700), (7, 12425500), (10, 8697850), (14, 6212750), (20, 4348925), (25, 3479140), (28, 3106375), (35, 2485100), (50, 1739570), (70, 1242550), (100, 869785), (125, 695828), (140, 621275), (175, 497020), (250, 347914), (350, 248510), (500, 173957), (700, 124255), (875, 99404), (1750, 49702), (3500, 24851)]