80158148

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{661}}^1$

素因数の和:804

約数の個数: 48

約数和(自身を含む): 165489408

約数和(自身を除く): 85331260

約数列:

[1, 2, 4, 7, 14, 28, 61, 71, 122, 142, 244, 284, 427, 497, 661, 854, 994, 1322, 1708, 1988, 2644, 4331, 4627, 8662, 9254, 17324, 18508, 30317, 40321, 46931, 60634, 80642, 93862, 121268, 161284, 187724, 282247, 328517, 564494, 657034, 1128988, 1314068, 2862791, 5725582, 11451164, 20039537, 40079074, 80158148]

約数ペア:

[(1, 80158148), (2, 40079074), (4, 20039537), (7, 11451164), (14, 5725582), (28, 2862791), (61, 1314068), (71, 1128988), (122, 657034), (142, 564494), (244, 328517), (284, 282247), (427, 187724), (497, 161284), (661, 121268), (854, 93862), (994, 80642), (1322, 60634), (1708, 46931), (1988, 40321), (2644, 30317), (4331, 18508), (4627, 17324), (8662, 9254)]