80945264

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{4057}}^1$

素因数の和:4137

約数の個数: 40

約数和(自身を含む): 166053360

約数和(自身を除く): 85108096

約数列:

[1, 2, 4, 8, 16, 29, 43, 58, 86, 116, 172, 232, 344, 464, 688, 1247, 2494, 4057, 4988, 8114, 9976, 16228, 19952, 32456, 64912, 117653, 174451, 235306, 348902, 470612, 697804, 941224, 1395608, 1882448, 2791216, 5059079, 10118158, 20236316, 40472632, 80945264]

約数ペア:

[(1, 80945264), (2, 40472632), (4, 20236316), (8, 10118158), (16, 5059079), (29, 2791216), (43, 1882448), (58, 1395608), (86, 941224), (116, 697804), (172, 470612), (232, 348902), (344, 235306), (464, 174451), (688, 117653), (1247, 64912), (2494, 32456), (4057, 19952), (4988, 16228), (8114, 9976)]