69799692880

素因数分解:

$2^4\times 5^1\times {\mathrm{349}}^1\times {\mathrm{2499989}}^1$

素因数の和:2500351

約数の個数: 40

約数和(自身を含む): 162749349000

約数和(自身を除く): 92949656120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 349, 698, 1396, 1745, 2792, 3490, 5584, 6980, 13960, 27920, 2499989, 4999978, 9999956, 12499945, 19999912, 24999890, 39999824, 49999780, 99999560, 199999120, 872496161, 1744992322, 3489984644, 4362480805, 6979969288, 8724961610, 13959938576, 17449923220, 34899846440, 69799692880]

約数ペア:

[(1, 69799692880), (2, 34899846440), (4, 17449923220), (5, 13959938576), (8, 8724961610), (10, 6979969288), (16, 4362480805), (20, 3489984644), (40, 1744992322), (80, 872496161), (349, 199999120), (698, 99999560), (1396, 49999780), (1745, 39999824), (2792, 24999890), (3490, 19999912), (5584, 12499945), (6980, 9999956), (13960, 4999978), (27920, 2499989)]