25556752

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{122869}}^1$

素因数の和:122890

約数の個数: 20

約数和(自身を含む): 53325580

約数和(自身を除く): 27768828

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 122869, 245738, 491476, 982952, 1597297, 1965904, 3194594, 6389188, 12778376, 25556752]

約数ペア:

[(1, 25556752), (2, 12778376), (4, 6389188), (8, 3194594), (13, 1965904), (16, 1597297), (26, 982952), (52, 491476), (104, 245738), (208, 122869)]