80355040

素因数分解:

$2^5\times 5^1\times {\mathrm{173}}^1\times {\mathrm{2903}}^1$

素因数の和:3091

約数の個数: 48

約数和(自身を含む): 191001888

約数和(自身を除く): 110646848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 173, 346, 692, 865, 1384, 1730, 2768, 2903, 3460, 5536, 5806, 6920, 11612, 13840, 14515, 23224, 27680, 29030, 46448, 58060, 92896, 116120, 232240, 464480, 502219, 1004438, 2008876, 2511095, 4017752, 5022190, 8035504, 10044380, 16071008, 20088760, 40177520, 80355040]

約数ペア:

[(1, 80355040), (2, 40177520), (4, 20088760), (5, 16071008), (8, 10044380), (10, 8035504), (16, 5022190), (20, 4017752), (32, 2511095), (40, 2008876), (80, 1004438), (160, 502219), (173, 464480), (346, 232240), (692, 116120), (865, 92896), (1384, 58060), (1730, 46448), (2768, 29030), (2903, 27680), (3460, 23224), (5536, 14515), (5806, 13840), (6920, 11612)]