201990756815

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1\times {\mathrm{116531}}^1$

素因数の和:116831

約数の個数: 32

約数和(自身を含む): 256139200512

約数和(自身を除く): 54148443697

約数列:

[1, 5, 31, 53, 155, 211, 265, 1055, 1643, 6541, 8215, 11183, 32705, 55915, 116531, 346673, 582655, 1733365, 3612461, 6176143, 18062305, 24588041, 30880715, 122940205, 191460433, 762229271, 957302165, 1303166173, 3811146355, 6515830865, 40398151363, 201990756815]

約数ペア:

[(1, 201990756815), (5, 40398151363), (31, 6515830865), (53, 3811146355), (155, 1303166173), (211, 957302165), (265, 762229271), (1055, 191460433), (1643, 122940205), (6541, 30880715), (8215, 24588041), (11183, 18062305), (32705, 6176143), (55915, 3612461), (116531, 1733365), (346673, 582655)]