255192272

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{370919}}^1$

素因数の和:370970

約数の個数: 20

約数和(自身を含む): 505934880

約数和(自身を除く): 250742608

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 370919, 741838, 1483676, 2967352, 5934704, 15949517, 31899034, 63798068, 127596136, 255192272]

約数ペア:

[(1, 255192272), (2, 127596136), (4, 63798068), (8, 31899034), (16, 15949517), (43, 5934704), (86, 2967352), (172, 1483676), (344, 741838), (688, 370919)]