162818440

素因数分解:

$2^3\times 5^1\times {\mathrm{1571}}^1\times {\mathrm{2591}}^1$

素因数の和:4173

約数の個数: 32

約数和(自身を含む): 366716160

約数和(自身を除く): 203897720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1571, 2591, 3142, 5182, 6284, 7855, 10364, 12568, 12955, 15710, 20728, 25910, 31420, 51820, 62840, 103640, 4070461, 8140922, 16281844, 20352305, 32563688, 40704610, 81409220, 162818440]

約数ペア:

[(1, 162818440), (2, 81409220), (4, 40704610), (5, 32563688), (8, 20352305), (10, 16281844), (20, 8140922), (40, 4070461), (1571, 103640), (2591, 62840), (3142, 51820), (5182, 31420), (6284, 25910), (7855, 20728), (10364, 15710), (12568, 12955)]