78060080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{139393}}^1$

素因数の和:139413

約数の個数: 40

約数和(自身を含む): 207418272

約数和(自身を除く): 129358192

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 139393, 278786, 557572, 696965, 975751, 1115144, 1393930, 1951502, 2230288, 2787860, 3903004, 4878755, 5575720, 7806008, 9757510, 11151440, 15612016, 19515020, 39030040, 78060080]

約数ペア:

[(1, 78060080), (2, 39030040), (4, 19515020), (5, 15612016), (7, 11151440), (8, 9757510), (10, 7806008), (14, 5575720), (16, 4878755), (20, 3903004), (28, 2787860), (35, 2230288), (40, 1951502), (56, 1393930), (70, 1115144), (80, 975751), (112, 696965), (140, 557572), (280, 278786), (560, 139393)]