5198841520

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{7207}}^1$

素因数の和:7418

約数の個数: 80

約数和(自身を含む): 12355780608

約数和(自身を除く): 7156939088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 127, 142, 254, 284, 355, 508, 568, 635, 710, 1016, 1136, 1270, 1420, 2032, 2540, 2840, 5080, 5680, 7207, 9017, 10160, 14414, 18034, 28828, 36035, 36068, 45085, 57656, 72070, 72136, 90170, 115312, 144140, 144272, 180340, 288280, 360680, 511697, 576560, 721360, 915289, 1023394, 1830578, 2046788, 2558485, 3661156, 4093576, 4576445, 5116970, 7322312, 8187152, 9152890, 10233940, 14644624, 18305780, 20467880, 36611560, 40935760, 64985519, 73223120, 129971038, 259942076, 324927595, 519884152, 649855190, 1039768304, 1299710380, 2599420760, 5198841520]

約数ペア:

[(1, 5198841520), (2, 2599420760), (4, 1299710380), (5, 1039768304), (8, 649855190), (10, 519884152), (16, 324927595), (20, 259942076), (40, 129971038), (71, 73223120), (80, 64985519), (127, 40935760), (142, 36611560), (254, 20467880), (284, 18305780), (355, 14644624), (508, 10233940), (568, 9152890), (635, 8187152), (710, 7322312), (1016, 5116970), (1136, 4576445), (1270, 4093576), (1420, 3661156), (2032, 2558485), (2540, 2046788), (2840, 1830578), (5080, 1023394), (5680, 915289), (7207, 721360), (9017, 576560), (10160, 511697), (14414, 360680), (18034, 288280), (28828, 180340), (36035, 144272), (36068, 144140), (45085, 115312), (57656, 90170), (72070, 72136)]