80556878

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{349}}^1\times {\mathrm{881}}^1$

素因数の和:1363

約数の個数: 16

約数和(自身を含む): 122245200

約数和(自身を除く): 41688322

約数列:

[1, 2, 131, 262, 349, 698, 881, 1762, 45719, 91438, 115411, 230822, 307469, 614938, 40278439, 80556878]

約数ペア:

[(1, 80556878), (2, 40278439), (131, 614938), (262, 307469), (349, 230822), (698, 115411), (881, 91438), (1762, 45719)]