248659325

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 335871360

約数和(自身を除く): 87212035

約数列:

[1, 5, 23, 25, 43, 89, 113, 115, 215, 445, 565, 575, 989, 1075, 2047, 2225, 2599, 2825, 3827, 4859, 4945, 10057, 10235, 12995, 19135, 24295, 24725, 50285, 51175, 64975, 88021, 95675, 111757, 121475, 231311, 251425, 432451, 440105, 558785, 1156555, 2162255, 2200525, 2793925, 5782775, 9946373, 10811275, 49731865, 248659325]

約数ペア:

[(1, 248659325), (5, 49731865), (23, 10811275), (25, 9946373), (43, 5782775), (89, 2793925), (113, 2200525), (115, 2162255), (215, 1156555), (445, 558785), (565, 440105), (575, 432451), (989, 251425), (1075, 231311), (2047, 121475), (2225, 111757), (2599, 95675), (2825, 88021), (3827, 64975), (4859, 51175), (4945, 50285), (10057, 24725), (10235, 24295), (12995, 19135)]