220171575

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{937}}^1$

素因数の和:1204

約数の個数: 48

約数和(自身を含む): 394065056

約数和(自身を除く): 173893481

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 241, 325, 723, 937, 975, 1205, 2811, 3133, 3615, 4685, 6025, 9399, 12181, 14055, 15665, 18075, 23425, 36543, 46995, 60905, 70275, 78325, 182715, 225817, 234975, 304525, 677451, 913575, 1129085, 2935621, 3387255, 5645425, 8806863, 14678105, 16936275, 44034315, 73390525, 220171575]

約数ペア:

[(1, 220171575), (3, 73390525), (5, 44034315), (13, 16936275), (15, 14678105), (25, 8806863), (39, 5645425), (65, 3387255), (75, 2935621), (195, 1129085), (241, 913575), (325, 677451), (723, 304525), (937, 234975), (975, 225817), (1205, 182715), (2811, 78325), (3133, 70275), (3615, 60905), (4685, 46995), (6025, 36543), (9399, 23425), (12181, 18075), (14055, 15665)]