205129903670

素因数分解:

$2^1\times 5^1\times {\mathrm{1993}}^1\times {\mathrm{10292519}}^1$

素因数の和:10294519

約数の個数: 16

約数和(自身を含む): 369419127840

約数和(自身を除く): 164289224170

約数列:

[1, 2, 5, 10, 1993, 3986, 9965, 19930, 10292519, 20585038, 51462595, 102925190, 20512990367, 41025980734, 102564951835, 205129903670]

約数ペア:

[(1, 205129903670), (2, 102564951835), (5, 41025980734), (10, 20512990367), (1993, 102925190), (3986, 51462595), (9965, 20585038), (19930, 10292519)]