51309050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{409}}^1$

素因数の和:627

約数の個数: 48

約数和(自身を含む): 103561080

約数和(自身を除く): 52252030

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 193, 325, 386, 409, 650, 818, 965, 1930, 2045, 2509, 4090, 4825, 5018, 5317, 9650, 10225, 10634, 12545, 20450, 25090, 26585, 53170, 62725, 78937, 125450, 132925, 157874, 265850, 394685, 789370, 1026181, 1973425, 2052362, 3946850, 5130905, 10261810, 25654525, 51309050]

約数ペア:

[(1, 51309050), (2, 25654525), (5, 10261810), (10, 5130905), (13, 3946850), (25, 2052362), (26, 1973425), (50, 1026181), (65, 789370), (130, 394685), (193, 265850), (325, 157874), (386, 132925), (409, 125450), (650, 78937), (818, 62725), (965, 53170), (1930, 26585), (2045, 25090), (2509, 20450), (4090, 12545), (4825, 10634), (5018, 10225), (5317, 9650)]