26801905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:261

約数の個数: 32

約数和(自身を含む): 36197280

約数和(自身を除く): 9395375

約数列:

[1, 5, 13, 41, 65, 89, 113, 205, 445, 533, 565, 1157, 1469, 2665, 3649, 4633, 5785, 7345, 10057, 18245, 23165, 47437, 50285, 60229, 130741, 237185, 301145, 412337, 653705, 2061685, 5360381, 26801905]

約数ペア:

[(1, 26801905), (5, 5360381), (13, 2061685), (41, 653705), (65, 412337), (89, 301145), (113, 237185), (205, 130741), (445, 60229), (533, 50285), (565, 47437), (1157, 23165), (1469, 18245), (2665, 10057), (3649, 7345), (4633, 5785)]