25195000

素因数分解:

$2^3\times 5^4\times {\mathrm{5039}}^1$

素因数の和:5065

約数の個数: 40

約数和(自身を含む): 59043600

約数和(自身を除く): 33848600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 5000, 5039, 10078, 20156, 25195, 40312, 50390, 100780, 125975, 201560, 251950, 503900, 629875, 1007800, 1259750, 2519500, 3149375, 5039000, 6298750, 12597500, 25195000]

約数ペア:

[(1, 25195000), (2, 12597500), (4, 6298750), (5, 5039000), (8, 3149375), (10, 2519500), (20, 1259750), (25, 1007800), (40, 629875), (50, 503900), (100, 251950), (125, 201560), (200, 125975), (250, 100780), (500, 50390), (625, 40312), (1000, 25195), (1250, 20156), (2500, 10078), (5000, 5039)]