80661154

素因数分解:

$2^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:311

約数の個数: 48

約数和(自身を含む): 145544256

約数和(自身を除く): 64883102

約数列:

[1, 2, 7, 14, 49, 61, 98, 103, 122, 131, 206, 262, 427, 721, 854, 917, 1442, 1834, 2989, 5047, 5978, 6283, 6419, 7991, 10094, 12566, 12838, 13493, 15982, 26986, 43981, 55937, 87962, 94451, 111874, 188902, 307867, 391559, 615734, 661157, 783118, 823073, 1322314, 1646146, 5761511, 11523022, 40330577, 80661154]

約数ペア:

[(1, 80661154), (2, 40330577), (7, 11523022), (14, 5761511), (49, 1646146), (61, 1322314), (98, 823073), (103, 783118), (122, 661157), (131, 615734), (206, 391559), (262, 307867), (427, 188902), (721, 111874), (854, 94451), (917, 87962), (1442, 55937), (1834, 43981), (2989, 26986), (5047, 15982), (5978, 13493), (6283, 12838), (6419, 12566), (7991, 10094)]