78806816

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{20353}}^1$

素因数の和:20385

約数の個数: 36

約数和(自身を含む): 170546166

約数和(自身を除く): 91739350

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 121, 176, 242, 352, 484, 968, 1936, 3872, 20353, 40706, 81412, 162824, 223883, 325648, 447766, 651296, 895532, 1791064, 2462713, 3582128, 4925426, 7164256, 9850852, 19701704, 39403408, 78806816]

約数ペア:

[(1, 78806816), (2, 39403408), (4, 19701704), (8, 9850852), (11, 7164256), (16, 4925426), (22, 3582128), (32, 2462713), (44, 1791064), (88, 895532), (121, 651296), (176, 447766), (242, 325648), (352, 223883), (484, 162824), (968, 81412), (1936, 40706), (3872, 20353)]