80481814

素因数分解:

$2^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{13463}}^1$

素因数の和:13540

約数の個数: 24

約数和(自身を含む): 142745328

約数和(自身を除く): 62263514

約数列:

[1, 2, 7, 14, 49, 61, 98, 122, 427, 854, 2989, 5978, 13463, 26926, 94241, 188482, 659687, 821243, 1319374, 1642486, 5748701, 11497402, 40240907, 80481814]

約数ペア:

[(1, 80481814), (2, 40240907), (7, 11497402), (14, 5748701), (49, 1642486), (61, 1319374), (98, 821243), (122, 659687), (427, 188482), (854, 94241), (2989, 26926), (5978, 13463)]