25445618

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:362

約数の個数: 32

約数和(自身を含む): 43001280

約数和(自身を除く): 17555662

約数列:

[1, 2, 11, 22, 53, 106, 139, 157, 278, 314, 583, 1166, 1529, 1727, 3058, 3454, 7367, 8321, 14734, 16642, 21823, 43646, 81037, 91531, 162074, 183062, 240053, 480106, 1156619, 2313238, 12722809, 25445618]

約数ペア:

[(1, 25445618), (2, 12722809), (11, 2313238), (22, 1156619), (53, 480106), (106, 240053), (139, 183062), (157, 162074), (278, 91531), (314, 81037), (583, 43646), (1166, 21823), (1529, 16642), (1727, 14734), (3058, 8321), (3454, 7367)]