80312240

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{52837}}^1$

素因数の和:52869

約数の個数: 40

約数和(自身を含む): 196557360

約数和(自身を除く): 116245120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 52837, 105674, 211348, 264185, 422696, 528370, 845392, 1003903, 1056740, 2007806, 2113480, 4015612, 4226960, 5019515, 8031224, 10039030, 16062448, 20078060, 40156120, 80312240]

約数ペア:

[(1, 80312240), (2, 40156120), (4, 20078060), (5, 16062448), (8, 10039030), (10, 8031224), (16, 5019515), (19, 4226960), (20, 4015612), (38, 2113480), (40, 2007806), (76, 1056740), (80, 1003903), (95, 845392), (152, 528370), (190, 422696), (304, 264185), (380, 211348), (760, 105674), (1520, 52837)]