139030970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{34499}}^1$

素因数の和:34550

約数の個数: 32

約数和(自身を含む): 278208000

約数和(自身を除く): 139177030

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 34499, 68998, 172495, 344990, 448487, 896974, 1069469, 2138938, 2242435, 4484870, 5347345, 10694690, 13903097, 27806194, 69515485, 139030970]

約数ペア:

[(1, 139030970), (2, 69515485), (5, 27806194), (10, 13903097), (13, 10694690), (26, 5347345), (31, 4484870), (62, 2242435), (65, 2138938), (130, 1069469), (155, 896974), (310, 448487), (403, 344990), (806, 172495), (2015, 68998), (4030, 34499)]