85281968

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{130003}}^1$

素因数の和:130052

約数の個数: 20

約数和(自身を含む): 169265208

約数和(自身を除く): 83983240

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 130003, 260006, 520012, 1040024, 2080048, 5330123, 10660246, 21320492, 42640984, 85281968]

約数ペア:

[(1, 85281968), (2, 42640984), (4, 21320492), (8, 10660246), (16, 5330123), (41, 2080048), (82, 1040024), (164, 520012), (328, 260006), (656, 130003)]