85821920

素因数分解:

$2^5\times 5^1\times {\mathrm{251}}^1\times {\mathrm{2137}}^1$

素因数の和:2403

約数の個数: 48

約数和(自身を含む): 203657328

約数和(自身を除く): 117835408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 251, 502, 1004, 1255, 2008, 2137, 2510, 4016, 4274, 5020, 8032, 8548, 10040, 10685, 17096, 20080, 21370, 34192, 40160, 42740, 68384, 85480, 170960, 341920, 536387, 1072774, 2145548, 2681935, 4291096, 5363870, 8582192, 10727740, 17164384, 21455480, 42910960, 85821920]

約数ペア:

[(1, 85821920), (2, 42910960), (4, 21455480), (5, 17164384), (8, 10727740), (10, 8582192), (16, 5363870), (20, 4291096), (32, 2681935), (40, 2145548), (80, 1072774), (160, 536387), (251, 341920), (502, 170960), (1004, 85480), (1255, 68384), (2008, 42740), (2137, 40160), (2510, 34192), (4016, 21370), (4274, 20080), (5020, 17096), (8032, 10685), (8548, 10040)]