42950000

素因数分解:

$2^4\times 5^5\times {\mathrm{859}}^1$

素因数の和:892

約数の個数: 60

約数和(自身を含む): 104133960

約数和(自身を除く): 61183960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 859, 1000, 1250, 1718, 2000, 2500, 3125, 3436, 4295, 5000, 6250, 6872, 8590, 10000, 12500, 13744, 17180, 21475, 25000, 34360, 42950, 50000, 68720, 85900, 107375, 171800, 214750, 343600, 429500, 536875, 859000, 1073750, 1718000, 2147500, 2684375, 4295000, 5368750, 8590000, 10737500, 21475000, 42950000]

約数ペア:

[(1, 42950000), (2, 21475000), (4, 10737500), (5, 8590000), (8, 5368750), (10, 4295000), (16, 2684375), (20, 2147500), (25, 1718000), (40, 1073750), (50, 859000), (80, 536875), (100, 429500), (125, 343600), (200, 214750), (250, 171800), (400, 107375), (500, 85900), (625, 68720), (859, 50000), (1000, 42950), (1250, 34360), (1718, 25000), (2000, 21475), (2500, 17180), (3125, 13744), (3436, 12500), (4295, 10000), (5000, 8590), (6250, 6872)]