85961960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{337}}^1\times {\mathrm{911}}^1$

素因数の和:1266

約数の個数: 64

約数和(自身を含む): 221944320

約数和(自身を除く): 135982360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 337, 674, 911, 1348, 1685, 1822, 2359, 2696, 3370, 3644, 4555, 4718, 6377, 6740, 7288, 9110, 9436, 11795, 12754, 13480, 18220, 18872, 23590, 25508, 31885, 36440, 47180, 51016, 63770, 94360, 127540, 255080, 307007, 614014, 1228028, 1535035, 2149049, 2456056, 3070070, 4298098, 6140140, 8596196, 10745245, 12280280, 17192392, 21490490, 42980980, 85961960]

約数ペア:

[(1, 85961960), (2, 42980980), (4, 21490490), (5, 17192392), (7, 12280280), (8, 10745245), (10, 8596196), (14, 6140140), (20, 4298098), (28, 3070070), (35, 2456056), (40, 2149049), (56, 1535035), (70, 1228028), (140, 614014), (280, 307007), (337, 255080), (674, 127540), (911, 94360), (1348, 63770), (1685, 51016), (1822, 47180), (2359, 36440), (2696, 31885), (3370, 25508), (3644, 23590), (4555, 18872), (4718, 18220), (6377, 13480), (6740, 12754), (7288, 11795), (9110, 9436)]