85157660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{608269}}^1$

素因数の和:608285

約数の個数: 24

約数和(自身を含む): 204378720

約数和(自身を除く): 119221060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 608269, 1216538, 2433076, 3041345, 4257883, 6082690, 8515766, 12165380, 17031532, 21289415, 42578830, 85157660]

約数ペア:

[(1, 85157660), (2, 42578830), (4, 21289415), (5, 17031532), (7, 12165380), (10, 8515766), (14, 6082690), (20, 4257883), (28, 3041345), (35, 2433076), (70, 1216538), (140, 608269)]