7156456840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1447}}^1\times {\mathrm{9511}}^1$

素因数の和:10982

約数の個数: 64

約数和(自身を含む): 17354453760

約数和(自身を除く): 10197996920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 1447, 2894, 5788, 7235, 9511, 11576, 14470, 18811, 19022, 28940, 37622, 38044, 47555, 57880, 75244, 76088, 94055, 95110, 123643, 150488, 188110, 190220, 247286, 376220, 380440, 494572, 618215, 752440, 989144, 1236430, 2472860, 4945720, 13762417, 27524834, 55049668, 68812085, 110099336, 137624170, 178911421, 275248340, 357822842, 550496680, 715645684, 894557105, 1431291368, 1789114210, 3578228420, 7156456840]

約数ペア:

[(1, 7156456840), (2, 3578228420), (4, 1789114210), (5, 1431291368), (8, 894557105), (10, 715645684), (13, 550496680), (20, 357822842), (26, 275248340), (40, 178911421), (52, 137624170), (65, 110099336), (104, 68812085), (130, 55049668), (260, 27524834), (520, 13762417), (1447, 4945720), (2894, 2472860), (5788, 1236430), (7235, 989144), (9511, 752440), (11576, 618215), (14470, 494572), (18811, 380440), (19022, 376220), (28940, 247286), (37622, 190220), (38044, 188110), (47555, 150488), (57880, 123643), (75244, 95110), (76088, 94055)]