55178960

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{5431}}^1$

素因数の和:5571

約数の個数: 40

約数和(自身を含む): 129325056

約数和(自身を除く): 74146096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 5431, 10160, 10862, 21724, 27155, 43448, 54310, 86896, 108620, 217240, 434480, 689737, 1379474, 2758948, 3448685, 5517896, 6897370, 11035792, 13794740, 27589480, 55178960]

約数ペア:

[(1, 55178960), (2, 27589480), (4, 13794740), (5, 11035792), (8, 6897370), (10, 5517896), (16, 3448685), (20, 2758948), (40, 1379474), (80, 689737), (127, 434480), (254, 217240), (508, 108620), (635, 86896), (1016, 54310), (1270, 43448), (2032, 27155), (2540, 21724), (5080, 10862), (5431, 10160)]