1256551456

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{439}}^1\times {\mathrm{3889}}^1$

素因数の和:4361

約数の個数: 48

約数和(自身を含む): 2587939200

約数和(自身を除く): 1331387744

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 92, 184, 368, 439, 736, 878, 1756, 3512, 3889, 7024, 7778, 10097, 14048, 15556, 20194, 31112, 40388, 62224, 80776, 89447, 124448, 161552, 178894, 323104, 357788, 715576, 1431152, 1707271, 2862304, 3414542, 6829084, 13658168, 27316336, 39267233, 54632672, 78534466, 157068932, 314137864, 628275728, 1256551456]

約数ペア:

[(1, 1256551456), (2, 628275728), (4, 314137864), (8, 157068932), (16, 78534466), (23, 54632672), (32, 39267233), (46, 27316336), (92, 13658168), (184, 6829084), (368, 3414542), (439, 2862304), (736, 1707271), (878, 1431152), (1756, 715576), (3512, 357788), (3889, 323104), (7024, 178894), (7778, 161552), (10097, 124448), (14048, 89447), (15556, 80776), (20194, 62224), (31112, 40388)]