49181920

素因数分解:

$2^5\times 5^1\times {\mathrm{149}}^1\times {\mathrm{2063}}^1$

素因数の和:2227

約数の個数: 48

約数和(自身を含む): 117028800

約数和(自身を除く): 67846880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 149, 160, 298, 596, 745, 1192, 1490, 2063, 2384, 2980, 4126, 4768, 5960, 8252, 10315, 11920, 16504, 20630, 23840, 33008, 41260, 66016, 82520, 165040, 307387, 330080, 614774, 1229548, 1536935, 2459096, 3073870, 4918192, 6147740, 9836384, 12295480, 24590960, 49181920]

約数ペア:

[(1, 49181920), (2, 24590960), (4, 12295480), (5, 9836384), (8, 6147740), (10, 4918192), (16, 3073870), (20, 2459096), (32, 1536935), (40, 1229548), (80, 614774), (149, 330080), (160, 307387), (298, 165040), (596, 82520), (745, 66016), (1192, 41260), (1490, 33008), (2063, 23840), (2384, 20630), (2980, 16504), (4126, 11920), (4768, 10315), (5960, 8252)]