20165378804975

素因数分解:

$5^2\times {\mathrm{109}}^1\times {\mathrm{241}}^1\times {\mathrm{983}}^1\times {\mathrm{31237}}^1$

素因数の和:32580

約数の個数: 48

約数和(自身を含む): 25365770802240

約数和(自身を除く): 5200391997265

約数列:

[1, 5, 25, 109, 241, 545, 983, 1205, 2725, 4915, 6025, 24575, 26269, 31237, 107147, 131345, 156185, 236903, 535735, 656725, 780925, 1184515, 2678675, 3404833, 5922575, 7528117, 17024165, 25822427, 30705971, 37640585, 85120825, 129112135, 153529855, 188202925, 645560675, 767649275, 820564753, 3346950839, 4102823765, 7400139011, 16734754195, 20514118825, 37000695055, 83673770975, 185003475275, 806615152199, 4033075760995, 20165378804975]

約数ペア:

[(1, 20165378804975), (5, 4033075760995), (25, 806615152199), (109, 185003475275), (241, 83673770975), (545, 37000695055), (983, 20514118825), (1205, 16734754195), (2725, 7400139011), (4915, 4102823765), (6025, 3346950839), (24575, 820564753), (26269, 767649275), (31237, 645560675), (107147, 188202925), (131345, 153529855), (156185, 129112135), (236903, 85120825), (535735, 37640585), (656725, 30705971), (780925, 25822427), (1184515, 17024165), (2678675, 7528117), (3404833, 5922575)]