25220408

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{211}}^1\times {\mathrm{223}}^1$

素因数の和:507

約数の個数: 32

約数和(自身を含む): 48437760

約数和(自身を除く): 23217352

約数列:

[1, 2, 4, 8, 67, 134, 211, 223, 268, 422, 446, 536, 844, 892, 1688, 1784, 14137, 14941, 28274, 29882, 47053, 56548, 59764, 94106, 113096, 119528, 188212, 376424, 3152551, 6305102, 12610204, 25220408]

約数ペア:

[(1, 25220408), (2, 12610204), (4, 6305102), (8, 3152551), (67, 376424), (134, 188212), (211, 119528), (223, 113096), (268, 94106), (422, 59764), (446, 56548), (536, 47053), (844, 29882), (892, 28274), (1688, 14941), (1784, 14137)]