47049850

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:307

約数の個数: 48

約数和(自身を含む): 90228600

約数和(自身を除く): 43178750

約数列:

[1, 2, 5, 10, 25, 50, 89, 97, 109, 178, 194, 218, 445, 485, 545, 890, 970, 1090, 2225, 2425, 2725, 4450, 4850, 5450, 8633, 9701, 10573, 17266, 19402, 21146, 43165, 48505, 52865, 86330, 97010, 105730, 215825, 242525, 264325, 431650, 485050, 528650, 940997, 1881994, 4704985, 9409970, 23524925, 47049850]

約数ペア:

[(1, 47049850), (2, 23524925), (5, 9409970), (10, 4704985), (25, 1881994), (50, 940997), (89, 528650), (97, 485050), (109, 431650), (178, 264325), (194, 242525), (218, 215825), (445, 105730), (485, 97010), (545, 86330), (890, 52865), (970, 48505), (1090, 43165), (2225, 21146), (2425, 19402), (2725, 17266), (4450, 10573), (4850, 9701), (5450, 8633)]