87200000

素因数分解:

$2^8\times 5^5\times {\mathrm{109}}^1$

素因数の和:150

約数の個数: 108

約数和(自身を含む): 219556260

約数和(自身を除く): 132356260

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 109, 125, 128, 160, 200, 218, 250, 256, 320, 400, 436, 500, 545, 625, 640, 800, 872, 1000, 1090, 1250, 1280, 1600, 1744, 2000, 2180, 2500, 2725, 3125, 3200, 3488, 4000, 4360, 5000, 5450, 6250, 6400, 6976, 8000, 8720, 10000, 10900, 12500, 13625, 13952, 16000, 17440, 20000, 21800, 25000, 27250, 27904, 32000, 34880, 40000, 43600, 50000, 54500, 68125, 69760, 80000, 87200, 100000, 109000, 136250, 139520, 160000, 174400, 200000, 218000, 272500, 340625, 348800, 400000, 436000, 545000, 681250, 697600, 800000, 872000, 1090000, 1362500, 1744000, 2180000, 2725000, 3488000, 4360000, 5450000, 8720000, 10900000, 17440000, 21800000, 43600000, 87200000]

約数ペア:

[(1, 87200000), (2, 43600000), (4, 21800000), (5, 17440000), (8, 10900000), (10, 8720000), (16, 5450000), (20, 4360000), (25, 3488000), (32, 2725000), (40, 2180000), (50, 1744000), (64, 1362500), (80, 1090000), (100, 872000), (109, 800000), (125, 697600), (128, 681250), (160, 545000), (200, 436000), (218, 400000), (250, 348800), (256, 340625), (320, 272500), (400, 218000), (436, 200000), (500, 174400), (545, 160000), (625, 139520), (640, 136250), (800, 109000), (872, 100000), (1000, 87200), (1090, 80000), (1250, 69760), (1280, 68125), (1600, 54500), (1744, 50000), (2000, 43600), (2180, 40000), (2500, 34880), (2725, 32000), (3125, 27904), (3200, 27250), (3488, 25000), (4000, 21800), (4360, 20000), (5000, 17440), (5450, 16000), (6250, 13952), (6400, 13625), (6976, 12500), (8000, 10900), (8720, 10000)]