13745000

素因数分解:

$2^3\times 5^4\times {\mathrm{2749}}^1$

素因数の和:2775

約数の個数: 40

約数和(自身を含む): 32216250

約数和(自身を除く): 18471250

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 2749, 5000, 5498, 10996, 13745, 21992, 27490, 54980, 68725, 109960, 137450, 274900, 343625, 549800, 687250, 1374500, 1718125, 2749000, 3436250, 6872500, 13745000]

約数ペア:

[(1, 13745000), (2, 6872500), (4, 3436250), (5, 2749000), (8, 1718125), (10, 1374500), (20, 687250), (25, 549800), (40, 343625), (50, 274900), (100, 137450), (125, 109960), (200, 68725), (250, 54980), (500, 27490), (625, 21992), (1000, 13745), (1250, 10996), (2500, 5498), (2749, 5000)]