2563500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{1709}}^1$

素因数の和:1731

約数の個数: 48

約数和(自身を含む): 7469280

約数和(自身を除く): 4905780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 150, 250, 300, 375, 500, 750, 1500, 1709, 3418, 5127, 6836, 8545, 10254, 17090, 20508, 25635, 34180, 42725, 51270, 85450, 102540, 128175, 170900, 213625, 256350, 427250, 512700, 640875, 854500, 1281750, 2563500]

約数ペア:

[(1, 2563500), (2, 1281750), (3, 854500), (4, 640875), (5, 512700), (6, 427250), (10, 256350), (12, 213625), (15, 170900), (20, 128175), (25, 102540), (30, 85450), (50, 51270), (60, 42725), (75, 34180), (100, 25635), (125, 20508), (150, 17090), (250, 10254), (300, 8545), (375, 6836), (500, 5127), (750, 3418), (1500, 1709)]