81088600

素因数分解:

$2^3\times 5^2\times {\mathrm{317}}^1\times {\mathrm{1279}}^1$

素因数の和:1612

約数の個数: 48

約数和(自身を含む): 189273600

約数和(自身を除く): 108185000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 317, 634, 1268, 1279, 1585, 2536, 2558, 3170, 5116, 6340, 6395, 7925, 10232, 12680, 12790, 15850, 25580, 31700, 31975, 51160, 63400, 63950, 127900, 255800, 405443, 810886, 1621772, 2027215, 3243544, 4054430, 8108860, 10136075, 16217720, 20272150, 40544300, 81088600]

約数ペア:

[(1, 81088600), (2, 40544300), (4, 20272150), (5, 16217720), (8, 10136075), (10, 8108860), (20, 4054430), (25, 3243544), (40, 2027215), (50, 1621772), (100, 810886), (200, 405443), (317, 255800), (634, 127900), (1268, 63950), (1279, 63400), (1585, 51160), (2536, 31975), (2558, 31700), (3170, 25580), (5116, 15850), (6340, 12790), (6395, 12680), (7925, 10232)]