80674160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{144061}}^1$

素因数の和:144081

約数の個数: 40

約数和(自身を含む): 214364256

約数和(自身を除く): 133690096

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 144061, 288122, 576244, 720305, 1008427, 1152488, 1440610, 2016854, 2304976, 2881220, 4033708, 5042135, 5762440, 8067416, 10084270, 11524880, 16134832, 20168540, 40337080, 80674160]

約数ペア:

[(1, 80674160), (2, 40337080), (4, 20168540), (5, 16134832), (7, 11524880), (8, 10084270), (10, 8067416), (14, 5762440), (16, 5042135), (20, 4033708), (28, 2881220), (35, 2304976), (40, 2016854), (56, 1440610), (70, 1152488), (80, 1008427), (112, 720305), (140, 576244), (280, 288122), (560, 144061)]