128538010

素因数分解:

$2^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{47431}}^1$

素因数の和:47709

約数の個数: 16

約数和(自身を含む): 232227072

約数和(自身を除く): 103689062

約数列:

[1, 2, 5, 10, 271, 542, 1355, 2710, 47431, 94862, 237155, 474310, 12853801, 25707602, 64269005, 128538010]

約数ペア:

[(1, 128538010), (2, 64269005), (5, 25707602), (10, 12853801), (271, 474310), (542, 237155), (1355, 94862), (2710, 47431)]