80981678

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{7873}}^1$

素因数の和:8051

約数の個数: 16

約数和(自身を含む): 125669040

約数和(自身を除く): 44687362

約数列:

[1, 2, 37, 74, 139, 278, 5143, 7873, 10286, 15746, 291301, 582602, 1094347, 2188694, 40490839, 80981678]

約数ペア:

[(1, 80981678), (2, 40490839), (37, 2188694), (74, 1094347), (139, 582602), (278, 291301), (5143, 15746), (7873, 10286)]