20198414500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{78137}}^1$

素因数の和:78214

約数の個数: 96

約数和(自身を含む): 49148176896

約数和(自身を除く): 28949762396

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 47, 50, 55, 94, 100, 110, 125, 188, 220, 235, 250, 275, 470, 500, 517, 550, 940, 1034, 1100, 1175, 1375, 2068, 2350, 2585, 2750, 4700, 5170, 5500, 5875, 10340, 11750, 12925, 23500, 25850, 51700, 64625, 78137, 129250, 156274, 258500, 312548, 390685, 781370, 859507, 1562740, 1719014, 1953425, 3438028, 3672439, 3906850, 4297535, 7344878, 7813700, 8595070, 9767125, 14689756, 17190140, 18362195, 19534250, 21487675, 36724390, 39068500, 40396829, 42975350, 73448780, 80793658, 85950700, 91810975, 107438375, 161587316, 183621950, 201984145, 214876750, 367243900, 403968290, 429753500, 459054875, 807936580, 918109750, 1009920725, 1836219500, 2019841450, 4039682900, 5049603625, 10099207250, 20198414500]

約数ペア:

[(1, 20198414500), (2, 10099207250), (4, 5049603625), (5, 4039682900), (10, 2019841450), (11, 1836219500), (20, 1009920725), (22, 918109750), (25, 807936580), (44, 459054875), (47, 429753500), (50, 403968290), (55, 367243900), (94, 214876750), (100, 201984145), (110, 183621950), (125, 161587316), (188, 107438375), (220, 91810975), (235, 85950700), (250, 80793658), (275, 73448780), (470, 42975350), (500, 40396829), (517, 39068500), (550, 36724390), (940, 21487675), (1034, 19534250), (1100, 18362195), (1175, 17190140), (1375, 14689756), (2068, 9767125), (2350, 8595070), (2585, 7813700), (2750, 7344878), (4700, 4297535), (5170, 3906850), (5500, 3672439), (5875, 3438028), (10340, 1953425), (11750, 1719014), (12925, 1562740), (23500, 859507), (25850, 781370), (51700, 390685), (64625, 312548), (78137, 258500), (129250, 156274)]