80974768

素因数分解:

$2^4\times 7^1\times {\mathrm{131}}^1\times {\mathrm{5519}}^1$

素因数の和:5665

約数の個数: 40

約数和(自身を含む): 180702720

約数和(自身を除く): 99727952

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 131, 262, 524, 917, 1048, 1834, 2096, 3668, 5519, 7336, 11038, 14672, 22076, 38633, 44152, 77266, 88304, 154532, 309064, 618128, 722989, 1445978, 2891956, 5060923, 5783912, 10121846, 11567824, 20243692, 40487384, 80974768]

約数ペア:

[(1, 80974768), (2, 40487384), (4, 20243692), (7, 11567824), (8, 10121846), (14, 5783912), (16, 5060923), (28, 2891956), (56, 1445978), (112, 722989), (131, 618128), (262, 309064), (524, 154532), (917, 88304), (1048, 77266), (1834, 44152), (2096, 38633), (3668, 22076), (5519, 14672), (7336, 11038)]