138555730

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{1381}}^1$

素因数の和:1594

約数の個数: 32

約数和(自身を含む): 254730240

約数和(自身を除く): 116174510

約数列:

[1, 2, 5, 10, 79, 127, 158, 254, 395, 635, 790, 1270, 1381, 2762, 6905, 10033, 13810, 20066, 50165, 100330, 109099, 175387, 218198, 350774, 545495, 876935, 1090990, 1753870, 13855573, 27711146, 69277865, 138555730]

約数ペア:

[(1, 138555730), (2, 69277865), (5, 27711146), (10, 13855573), (79, 1753870), (127, 1090990), (158, 876935), (254, 545495), (395, 350774), (635, 218198), (790, 175387), (1270, 109099), (1381, 100330), (2762, 50165), (6905, 20066), (10033, 13810)]