78851507980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{563225057}}^1$

素因数の和:563225073

約数の個数: 24

約数和(自身を含む): 189243619488

約数和(自身を除く): 110392111508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 563225057, 1126450114, 2252900228, 2816125285, 3942575399, 5632250570, 7885150798, 11264501140, 15770301596, 19712876995, 39425753990, 78851507980]

約数ペア:

[(1, 78851507980), (2, 39425753990), (4, 19712876995), (5, 15770301596), (7, 11264501140), (10, 7885150798), (14, 5632250570), (20, 3942575399), (28, 2816125285), (35, 2252900228), (70, 1126450114), (140, 563225057)]