80408744

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{5189}}^1$

素因数の和:5357

約数の個数: 32

約数和(自身を含む): 163485000

約数和(自身を除く): 83076256

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 149, 298, 596, 1192, 1937, 3874, 5189, 7748, 10378, 15496, 20756, 41512, 67457, 134914, 269828, 539656, 773161, 1546322, 3092644, 6185288, 10051093, 20102186, 40204372, 80408744]

約数ペア:

[(1, 80408744), (2, 40204372), (4, 20102186), (8, 10051093), (13, 6185288), (26, 3092644), (52, 1546322), (104, 773161), (149, 539656), (298, 269828), (596, 134914), (1192, 67457), (1937, 41512), (3874, 20756), (5189, 15496), (7748, 10378)]