83788000

素因数分解:

$2^5\times 5^3\times {\mathrm{20947}}^1$

素因数の和:20972

約数の個数: 48

約数和(自身を含む): 205876944

約数和(自身を除く): 122088944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 20947, 41894, 83788, 104735, 167576, 209470, 335152, 418940, 523675, 670304, 837880, 1047350, 1675760, 2094700, 2618375, 3351520, 4189400, 5236750, 8378800, 10473500, 16757600, 20947000, 41894000, 83788000]

約数ペア:

[(1, 83788000), (2, 41894000), (4, 20947000), (5, 16757600), (8, 10473500), (10, 8378800), (16, 5236750), (20, 4189400), (25, 3351520), (32, 2618375), (40, 2094700), (50, 1675760), (80, 1047350), (100, 837880), (125, 670304), (160, 523675), (200, 418940), (250, 335152), (400, 209470), (500, 167576), (800, 104735), (1000, 83788), (2000, 41894), (4000, 20947)]