134705240

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{78317}}^1$

素因数の和:78371

約数の個数: 32

約数和(自身を含む): 310139280

約数和(自身を除く): 175434040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 78317, 156634, 313268, 391585, 626536, 783170, 1566340, 3132680, 3367631, 6735262, 13470524, 16838155, 26941048, 33676310, 67352620, 134705240]

約数ペア:

[(1, 134705240), (2, 67352620), (4, 33676310), (5, 26941048), (8, 16838155), (10, 13470524), (20, 6735262), (40, 3367631), (43, 3132680), (86, 1566340), (172, 783170), (215, 626536), (344, 391585), (430, 313268), (860, 156634), (1720, 78317)]