83545040

素因数分解:

$2^4\times 5^1\times {\mathrm{431}}^1\times {\mathrm{2423}}^1$

素因数の和:2867

約数の個数: 40

約数和(自身を含む): 194773248

約数和(自身を除く): 111228208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 431, 862, 1724, 2155, 2423, 3448, 4310, 4846, 6896, 8620, 9692, 12115, 17240, 19384, 24230, 34480, 38768, 48460, 96920, 193840, 1044313, 2088626, 4177252, 5221565, 8354504, 10443130, 16709008, 20886260, 41772520, 83545040]

約数ペア:

[(1, 83545040), (2, 41772520), (4, 20886260), (5, 16709008), (8, 10443130), (10, 8354504), (16, 5221565), (20, 4177252), (40, 2088626), (80, 1044313), (431, 193840), (862, 96920), (1724, 48460), (2155, 38768), (2423, 34480), (3448, 24230), (4310, 19384), (4846, 17240), (6896, 12115), (8620, 9692)]