77155390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31237}}^1$

素因数の和:31276

約数の個数: 32

約数和(自身を含む): 157439520

約数和(自身を除く): 80284130

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 31237, 62474, 156185, 312370, 406081, 593503, 812162, 1187006, 2030405, 2967515, 4060810, 5935030, 7715539, 15431078, 38577695, 77155390]

約数ペア:

[(1, 77155390), (2, 38577695), (5, 15431078), (10, 7715539), (13, 5935030), (19, 4060810), (26, 2967515), (38, 2030405), (65, 1187006), (95, 812162), (130, 593503), (190, 406081), (247, 312370), (494, 156185), (1235, 62474), (2470, 31237)]