54500000

素因数分解:

$2^5\times 5^6\times {\mathrm{109}}^1$

素因数の和:149

約数の個数: 84

約数和(自身を含む): 135349830

約数和(自身を除く): 80849830

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 109, 125, 160, 200, 218, 250, 400, 436, 500, 545, 625, 800, 872, 1000, 1090, 1250, 1744, 2000, 2180, 2500, 2725, 3125, 3488, 4000, 4360, 5000, 5450, 6250, 8720, 10000, 10900, 12500, 13625, 15625, 17440, 20000, 21800, 25000, 27250, 31250, 43600, 50000, 54500, 62500, 68125, 87200, 100000, 109000, 125000, 136250, 218000, 250000, 272500, 340625, 436000, 500000, 545000, 681250, 1090000, 1362500, 1703125, 2180000, 2725000, 3406250, 5450000, 6812500, 10900000, 13625000, 27250000, 54500000]

約数ペア:

[(1, 54500000), (2, 27250000), (4, 13625000), (5, 10900000), (8, 6812500), (10, 5450000), (16, 3406250), (20, 2725000), (25, 2180000), (32, 1703125), (40, 1362500), (50, 1090000), (80, 681250), (100, 545000), (109, 500000), (125, 436000), (160, 340625), (200, 272500), (218, 250000), (250, 218000), (400, 136250), (436, 125000), (500, 109000), (545, 100000), (625, 87200), (800, 68125), (872, 62500), (1000, 54500), (1090, 50000), (1250, 43600), (1744, 31250), (2000, 27250), (2180, 25000), (2500, 21800), (2725, 20000), (3125, 17440), (3488, 15625), (4000, 13625), (4360, 12500), (5000, 10900), (5450, 10000), (6250, 8720)]