289043180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{3137}}^1$

素因数の和:3434

約数の個数: 48

約数和(自身を含む): 645273216

約数和(自身を除く): 356230036

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 271, 340, 542, 1084, 1355, 2710, 3137, 4607, 5420, 6274, 9214, 12548, 15685, 18428, 23035, 31370, 46070, 53329, 62740, 92140, 106658, 213316, 266645, 533290, 850127, 1066580, 1700254, 3400508, 4250635, 8501270, 14452159, 17002540, 28904318, 57808636, 72260795, 144521590, 289043180]

約数ペア:

[(1, 289043180), (2, 144521590), (4, 72260795), (5, 57808636), (10, 28904318), (17, 17002540), (20, 14452159), (34, 8501270), (68, 4250635), (85, 3400508), (170, 1700254), (271, 1066580), (340, 850127), (542, 533290), (1084, 266645), (1355, 213316), (2710, 106658), (3137, 92140), (4607, 62740), (5420, 53329), (6274, 46070), (9214, 31370), (12548, 23035), (15685, 18428)]