25658000

素因数分解:

$2^4\times 5^3\times {\mathrm{12829}}^1$

素因数の和:12852

約数の個数: 40

約数和(自身を含む): 62045880

約数和(自身を除く): 36387880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 12829, 25658, 51316, 64145, 102632, 128290, 205264, 256580, 320725, 513160, 641450, 1026320, 1282900, 1603625, 2565800, 3207250, 5131600, 6414500, 12829000, 25658000]

約数ペア:

[(1, 25658000), (2, 12829000), (4, 6414500), (5, 5131600), (8, 3207250), (10, 2565800), (16, 1603625), (20, 1282900), (25, 1026320), (40, 641450), (50, 513160), (80, 320725), (100, 256580), (125, 205264), (200, 128290), (250, 102632), (400, 64145), (500, 51316), (1000, 25658), (2000, 12829)]