82286440

素因数分解:

$2^3\times 5^1\times {\mathrm{271}}^1\times {\mathrm{7591}}^1$

素因数の和:7873

約数の個数: 32

約数和(自身を含む): 185852160

約数和(自身を除く): 103565720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 271, 542, 1084, 1355, 2168, 2710, 5420, 7591, 10840, 15182, 30364, 37955, 60728, 75910, 151820, 303640, 2057161, 4114322, 8228644, 10285805, 16457288, 20571610, 41143220, 82286440]

約数ペア:

[(1, 82286440), (2, 41143220), (4, 20571610), (5, 16457288), (8, 10285805), (10, 8228644), (20, 4114322), (40, 2057161), (271, 303640), (542, 151820), (1084, 75910), (1355, 60728), (2168, 37955), (2710, 30364), (5420, 15182), (7591, 10840)]