80204761

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:365

約数の個数: 32

約数和(自身を含む): 102502400

約数和(自身を除く): 22297639

約数列:

[1, 7, 13, 43, 91, 103, 199, 301, 559, 721, 1339, 1393, 2587, 3913, 4429, 8557, 9373, 18109, 20497, 31003, 57577, 59899, 111241, 143479, 266461, 403039, 778687, 881371, 1865227, 6169597, 11457823, 80204761]

約数ペア:

[(1, 80204761), (7, 11457823), (13, 6169597), (43, 1865227), (91, 881371), (103, 778687), (199, 403039), (301, 266461), (559, 143479), (721, 111241), (1339, 59899), (1393, 57577), (2587, 31003), (3913, 20497), (4429, 18109), (8557, 9373)]