25255790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{857}}^1$

素因数の和:1292

約数の個数: 32

約数和(自身を含む): 52138944

約数和(自身を除く): 26883154

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 421, 842, 857, 1714, 2105, 2947, 4210, 4285, 5894, 5999, 8570, 11998, 14735, 29470, 29995, 59990, 360797, 721594, 1803985, 2525579, 3607970, 5051158, 12627895, 25255790]

約数ペア:

[(1, 25255790), (2, 12627895), (5, 5051158), (7, 3607970), (10, 2525579), (14, 1803985), (35, 721594), (70, 360797), (421, 59990), (842, 29995), (857, 29470), (1714, 14735), (2105, 11998), (2947, 8570), (4210, 5999), (4285, 5894)]