51817120

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^2\times {\mathrm{337}}^1$

素因数の和:414

約数の個数: 72

約数和(自身を含む): 126869652

約数和(自身を除く): 75052532

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 337, 496, 620, 674, 961, 992, 1240, 1348, 1685, 1922, 2480, 2696, 3370, 3844, 4805, 4960, 5392, 6740, 7688, 9610, 10447, 10784, 13480, 15376, 19220, 20894, 26960, 30752, 38440, 41788, 52235, 53920, 76880, 83576, 104470, 153760, 167152, 208940, 323857, 334304, 417880, 647714, 835760, 1295428, 1619285, 1671520, 2590856, 3238570, 5181712, 6477140, 10363424, 12954280, 25908560, 51817120]

約数ペア:

[(1, 51817120), (2, 25908560), (4, 12954280), (5, 10363424), (8, 6477140), (10, 5181712), (16, 3238570), (20, 2590856), (31, 1671520), (32, 1619285), (40, 1295428), (62, 835760), (80, 647714), (124, 417880), (155, 334304), (160, 323857), (248, 208940), (310, 167152), (337, 153760), (496, 104470), (620, 83576), (674, 76880), (961, 53920), (992, 52235), (1240, 41788), (1348, 38440), (1685, 30752), (1922, 26960), (2480, 20894), (2696, 19220), (3370, 15376), (3844, 13480), (4805, 10784), (4960, 10447), (5392, 9610), (6740, 7688)]