80865016

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{165707}}^1$

素因数の和:165774

約数の個数: 16

約数和(自身を含む): 154108440

約数和(自身を除く): 73243424

約数列:

[1, 2, 4, 8, 61, 122, 244, 488, 165707, 331414, 662828, 1325656, 10108127, 20216254, 40432508, 80865016]

約数ペア:

[(1, 80865016), (2, 40432508), (4, 20216254), (8, 10108127), (61, 1325656), (122, 662828), (244, 331414), (488, 165707)]