42656605

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:261

約数の個数: 32

約数和(自身を含む): 55883520

約数和(自身を除く): 13226915

約数列:

[1, 5, 23, 41, 83, 109, 115, 205, 415, 545, 943, 1909, 2507, 3403, 4469, 4715, 9047, 9545, 12535, 17015, 22345, 45235, 78269, 102787, 208081, 370927, 391345, 513935, 1040405, 1854635, 8531321, 42656605]

約数ペア:

[(1, 42656605), (5, 8531321), (23, 1854635), (41, 1040405), (83, 513935), (109, 391345), (115, 370927), (205, 208081), (415, 102787), (545, 78269), (943, 45235), (1909, 22345), (2507, 17015), (3403, 12535), (4469, 9545), (4715, 9047)]