77081968

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{117503}}^1$

素因数の和:117552

約数の個数: 20

約数和(自身を含む): 152990208

約数和(自身を除く): 75908240

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 117503, 235006, 470012, 940024, 1880048, 4817623, 9635246, 19270492, 38540984, 77081968]

約数ペア:

[(1, 77081968), (2, 38540984), (4, 19270492), (8, 9635246), (16, 4817623), (41, 1880048), (82, 940024), (164, 470012), (328, 235006), (656, 117503)]