51545445

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{431}}^1$

素因数の和:530

約数の個数: 64

約数和(自身を含む): 101523456

約数和(自身を除く): 49978011

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 67, 85, 105, 119, 201, 255, 335, 357, 431, 469, 595, 1005, 1139, 1293, 1407, 1785, 2155, 2345, 3017, 3417, 5695, 6465, 7035, 7327, 7973, 9051, 15085, 17085, 21981, 23919, 28877, 36635, 39865, 45255, 51289, 86631, 109905, 119595, 144385, 153867, 202139, 256445, 433155, 490909, 606417, 769335, 1010695, 1472727, 2454545, 3032085, 3436363, 7363635, 10309089, 17181815, 51545445]

約数ペア:

[(1, 51545445), (3, 17181815), (5, 10309089), (7, 7363635), (15, 3436363), (17, 3032085), (21, 2454545), (35, 1472727), (51, 1010695), (67, 769335), (85, 606417), (105, 490909), (119, 433155), (201, 256445), (255, 202139), (335, 153867), (357, 144385), (431, 119595), (469, 109905), (595, 86631), (1005, 51289), (1139, 45255), (1293, 39865), (1407, 36635), (1785, 28877), (2155, 23919), (2345, 21981), (3017, 17085), (3417, 15085), (5695, 9051), (6465, 7973), (7035, 7327)]