25514000

素因数分解:

$2^4\times 5^3\times {\mathrm{12757}}^1$

素因数の和:12780

約数の個数: 40

約数和(自身を含む): 61697688

約数和(自身を除く): 36183688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 12757, 25514, 51028, 63785, 102056, 127570, 204112, 255140, 318925, 510280, 637850, 1020560, 1275700, 1594625, 2551400, 3189250, 5102800, 6378500, 12757000, 25514000]

約数ペア:

[(1, 25514000), (2, 12757000), (4, 6378500), (5, 5102800), (8, 3189250), (10, 2551400), (16, 1594625), (20, 1275700), (25, 1020560), (40, 637850), (50, 510280), (80, 318925), (100, 255140), (125, 204112), (200, 127570), (250, 102056), (400, 63785), (500, 51028), (1000, 25514), (2000, 12757)]