70764280

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{24917}}^1$

素因数の和:24999

約数の個数: 32

約数和(自身を含む): 161468640

約数和(自身を除く): 90704360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 24917, 49834, 99668, 124585, 199336, 249170, 498340, 996680, 1769107, 3538214, 7076428, 8845535, 14152856, 17691070, 35382140, 70764280]

約数ペア:

[(1, 70764280), (2, 35382140), (4, 17691070), (5, 14152856), (8, 8845535), (10, 7076428), (20, 3538214), (40, 1769107), (71, 996680), (142, 498340), (284, 249170), (355, 199336), (568, 124585), (710, 99668), (1420, 49834), (2840, 24917)]