81680288

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{82339}}^1$

素因数の和:82380

約数の個数: 24

約数和(自身を含む): 165997440

約数和(自身を除く): 84317152

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992, 82339, 164678, 329356, 658712, 1317424, 2552509, 2634848, 5105018, 10210036, 20420072, 40840144, 81680288]

約数ペア:

[(1, 81680288), (2, 40840144), (4, 20420072), (8, 10210036), (16, 5105018), (31, 2634848), (32, 2552509), (62, 1317424), (124, 658712), (248, 329356), (496, 164678), (992, 82339)]