51314000

素因数分解:

$2^4\times 5^3\times {\mathrm{25657}}^1$

素因数の和:25680

約数の個数: 40

約数和(自身を含む): 124082088

約数和(自身を除く): 72768088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 25657, 51314, 102628, 128285, 205256, 256570, 410512, 513140, 641425, 1026280, 1282850, 2052560, 2565700, 3207125, 5131400, 6414250, 10262800, 12828500, 25657000, 51314000]

約数ペア:

[(1, 51314000), (2, 25657000), (4, 12828500), (5, 10262800), (8, 6414250), (10, 5131400), (16, 3207125), (20, 2565700), (25, 2052560), (40, 1282850), (50, 1026280), (80, 641425), (100, 513140), (125, 410512), (200, 256570), (250, 205256), (400, 128285), (500, 102628), (1000, 51314), (2000, 25657)]