80513272

素因数分解:

$2^3\times 7^2\times {\mathrm{205391}}^1$

素因数の和:205411

約数の個数: 24

約数和(自身を含む): 175610160

約数和(自身を除く): 95096888

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 205391, 410782, 821564, 1437737, 1643128, 2875474, 5750948, 10064159, 11501896, 20128318, 40256636, 80513272]

約数ペア:

[(1, 80513272), (2, 40256636), (4, 20128318), (7, 11501896), (8, 10064159), (14, 5750948), (28, 2875474), (49, 1643128), (56, 1437737), (98, 821564), (196, 410782), (392, 205391)]