68844400

素因数分解:

$2^4\times 5^2\times {\mathrm{109}}^1\times {\mathrm{1579}}^1$

素因数の和:1706

約数の個数: 60

約数和(自身を含む): 167021800

約数和(自身を除く): 98177400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 109, 200, 218, 400, 436, 545, 872, 1090, 1579, 1744, 2180, 2725, 3158, 4360, 5450, 6316, 7895, 8720, 10900, 12632, 15790, 21800, 25264, 31580, 39475, 43600, 63160, 78950, 126320, 157900, 172111, 315800, 344222, 631600, 688444, 860555, 1376888, 1721110, 2753776, 3442220, 4302775, 6884440, 8605550, 13768880, 17211100, 34422200, 68844400]

約数ペア:

[(1, 68844400), (2, 34422200), (4, 17211100), (5, 13768880), (8, 8605550), (10, 6884440), (16, 4302775), (20, 3442220), (25, 2753776), (40, 1721110), (50, 1376888), (80, 860555), (100, 688444), (109, 631600), (200, 344222), (218, 315800), (400, 172111), (436, 157900), (545, 126320), (872, 78950), (1090, 63160), (1579, 43600), (1744, 39475), (2180, 31580), (2725, 25264), (3158, 21800), (4360, 15790), (5450, 12632), (6316, 10900), (7895, 8720)]