25470445

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{727}}^1$

素因数の和:770

約数の個数: 48

約数和(自身を含む): 41827968

約数和(自身を除く): 16357523

約数列:

[1, 5, 7, 11, 13, 35, 49, 55, 65, 77, 91, 143, 245, 385, 455, 539, 637, 715, 727, 1001, 2695, 3185, 3635, 5005, 5089, 7007, 7997, 9451, 25445, 35035, 35623, 39985, 47255, 55979, 66157, 103961, 178115, 279895, 330785, 391853, 463099, 519805, 727727, 1959265, 2315495, 3638635, 5094089, 25470445]

約数ペア:

[(1, 25470445), (5, 5094089), (7, 3638635), (11, 2315495), (13, 1959265), (35, 727727), (49, 519805), (55, 463099), (65, 391853), (77, 330785), (91, 279895), (143, 178115), (245, 103961), (385, 66157), (455, 55979), (539, 47255), (637, 39985), (715, 35623), (727, 35035), (1001, 25445), (2695, 9451), (3185, 7997), (3635, 7007), (5005, 5089)]