83554220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{2029}}^1$

素因数の和:2138

約数の個数: 48

約数和(自身を含む): 184161600

約数和(自身を除く): 100607380

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 71, 116, 142, 145, 284, 290, 355, 580, 710, 1420, 2029, 2059, 4058, 4118, 8116, 8236, 10145, 10295, 20290, 20590, 40580, 41180, 58841, 117682, 144059, 235364, 288118, 294205, 576236, 588410, 720295, 1176820, 1440590, 2881180, 4177711, 8355422, 16710844, 20888555, 41777110, 83554220]

約数ペア:

[(1, 83554220), (2, 41777110), (4, 20888555), (5, 16710844), (10, 8355422), (20, 4177711), (29, 2881180), (58, 1440590), (71, 1176820), (116, 720295), (142, 588410), (145, 576236), (284, 294205), (290, 288118), (355, 235364), (580, 144059), (710, 117682), (1420, 58841), (2029, 41180), (2059, 40580), (4058, 20590), (4118, 20290), (8116, 10295), (8236, 10145)]