87680

素因数分解:

$2^7\times 5^1\times {\mathrm{137}}^1$

素因数の和:156

約数の個数: 32

約数和(自身を含む): 211140

約数和(自身を除く): 123460

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 137, 160, 274, 320, 548, 640, 685, 1096, 1370, 2192, 2740, 4384, 5480, 8768, 10960, 17536, 21920, 43840, 87680]

約数ペア:

[(1, 87680), (2, 43840), (4, 21920), (5, 17536), (8, 10960), (10, 8768), (16, 5480), (20, 4384), (32, 2740), (40, 2192), (64, 1370), (80, 1096), (128, 685), (137, 640), (160, 548), (274, 320)]