83813920

素因数分解:

$2^5\times 5^1\times {\mathrm{251}}^1\times {\mathrm{2087}}^1$

素因数の和:2353

約数の個数: 48

約数和(自身を含む): 198894528

約数和(自身を除く): 115080608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 251, 502, 1004, 1255, 2008, 2087, 2510, 4016, 4174, 5020, 8032, 8348, 10040, 10435, 16696, 20080, 20870, 33392, 40160, 41740, 66784, 83480, 166960, 333920, 523837, 1047674, 2095348, 2619185, 4190696, 5238370, 8381392, 10476740, 16762784, 20953480, 41906960, 83813920]

約数ペア:

[(1, 83813920), (2, 41906960), (4, 20953480), (5, 16762784), (8, 10476740), (10, 8381392), (16, 5238370), (20, 4190696), (32, 2619185), (40, 2095348), (80, 1047674), (160, 523837), (251, 333920), (502, 166960), (1004, 83480), (1255, 66784), (2008, 41740), (2087, 40160), (2510, 33392), (4016, 20870), (4174, 20080), (5020, 16696), (8032, 10435), (8348, 10040)]