50781080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{181361}}^1$

素因数の和:181379

約数の個数: 32

約数和(自身を含む): 130580640

約数和(自身を除く): 79799560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 181361, 362722, 725444, 906805, 1269527, 1450888, 1813610, 2539054, 3627220, 5078108, 6347635, 7254440, 10156216, 12695270, 25390540, 50781080]

約数ペア:

[(1, 50781080), (2, 25390540), (4, 12695270), (5, 10156216), (7, 7254440), (8, 6347635), (10, 5078108), (14, 3627220), (20, 2539054), (28, 1813610), (35, 1450888), (40, 1269527), (56, 906805), (70, 725444), (140, 362722), (280, 181361)]