26015120

素因数分解:

$2^4\times 5^1\times {\mathrm{325189}}^1$

素因数の和:325202

約数の個数: 20

約数和(自身を含む): 60485340

約数和(自身を除く): 34470220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 325189, 650378, 1300756, 1625945, 2601512, 3251890, 5203024, 6503780, 13007560, 26015120]

約数ペア:

[(1, 26015120), (2, 13007560), (4, 6503780), (5, 5203024), (8, 3251890), (10, 2601512), (16, 1625945), (20, 1300756), (40, 650378), (80, 325189)]