80912090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{2633}}^1$

素因数の和:3086

約数の個数: 32

約数和(自身を含む): 166890240

約数和(自身を除く): 85978150

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 439, 878, 2195, 2633, 3073, 4390, 5266, 6146, 13165, 15365, 18431, 26330, 30730, 36862, 92155, 184310, 1155887, 2311774, 5779435, 8091209, 11558870, 16182418, 40456045, 80912090]

約数ペア:

[(1, 80912090), (2, 40456045), (5, 16182418), (7, 11558870), (10, 8091209), (14, 5779435), (35, 2311774), (70, 1155887), (439, 184310), (878, 92155), (2195, 36862), (2633, 30730), (3073, 26330), (4390, 18431), (5266, 15365), (6146, 13165)]