81419584

素因数分解:

$2^6\times {\mathrm{491}}^1\times {\mathrm{2591}}^1$

素因数の和:3094

約数の個数: 28

約数和(自身を含む): 161958528

約数和(自身を除く): 80538944

約数列:

[1, 2, 4, 8, 16, 32, 64, 491, 982, 1964, 2591, 3928, 5182, 7856, 10364, 15712, 20728, 31424, 41456, 82912, 165824, 1272181, 2544362, 5088724, 10177448, 20354896, 40709792, 81419584]

約数ペア:

[(1, 81419584), (2, 40709792), (4, 20354896), (8, 10177448), (16, 5088724), (32, 2544362), (64, 1272181), (491, 165824), (982, 82912), (1964, 41456), (2591, 31424), (3928, 20728), (5182, 15712), (7856, 10364)]