51159970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{337}}^1$

素因数の和:427

約数の個数: 64

約数和(自身を含む): 105131520

約数和(自身を除く): 53971550

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 47, 85, 94, 95, 170, 190, 235, 323, 337, 470, 646, 674, 799, 893, 1598, 1615, 1685, 1786, 3230, 3370, 3995, 4465, 5729, 6403, 7990, 8930, 11458, 12806, 15181, 15839, 28645, 30362, 31678, 32015, 57290, 64030, 75905, 79195, 108851, 151810, 158390, 217702, 269263, 300941, 538526, 544255, 601882, 1088510, 1346315, 1504705, 2692630, 3009410, 5115997, 10231994, 25579985, 51159970]

約数ペア:

[(1, 51159970), (2, 25579985), (5, 10231994), (10, 5115997), (17, 3009410), (19, 2692630), (34, 1504705), (38, 1346315), (47, 1088510), (85, 601882), (94, 544255), (95, 538526), (170, 300941), (190, 269263), (235, 217702), (323, 158390), (337, 151810), (470, 108851), (646, 79195), (674, 75905), (799, 64030), (893, 57290), (1598, 32015), (1615, 31678), (1685, 30362), (1786, 28645), (3230, 15839), (3370, 15181), (3995, 12806), (4465, 11458), (5729, 8930), (6403, 7990)]