42725000

素因数分解:

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

素因数の和:1740

約数の個数: 48

約数和(自身を含む): 100188900

約数和(自身を除く): 57463900

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 1709, 2500, 3125, 3418, 5000, 6250, 6836, 8545, 12500, 13672, 17090, 25000, 34180, 42725, 68360, 85450, 170900, 213625, 341800, 427250, 854500, 1068125, 1709000, 2136250, 4272500, 5340625, 8545000, 10681250, 21362500, 42725000]

約数ペア:

[(1, 42725000), (2, 21362500), (4, 10681250), (5, 8545000), (8, 5340625), (10, 4272500), (20, 2136250), (25, 1709000), (40, 1068125), (50, 854500), (100, 427250), (125, 341800), (200, 213625), (250, 170900), (500, 85450), (625, 68360), (1000, 42725), (1250, 34180), (1709, 25000), (2500, 17090), (3125, 13672), (3418, 12500), (5000, 8545), (6250, 6836)]