15625264

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{23819}}^1$

素因数の和:23868

約数の個数: 20

約数和(自身を含む): 31013640

約数和(自身を除く): 15388376

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 23819, 47638, 95276, 190552, 381104, 976579, 1953158, 3906316, 7812632, 15625264]

約数ペア:

[(1, 15625264), (2, 7812632), (4, 3906316), (8, 1953158), (16, 976579), (41, 381104), (82, 190552), (164, 95276), (328, 47638), (656, 23819)]