71510816

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{433}}^1$

素因数の和:853

約数の個数: 48

約数和(自身を含む): 152349624

約数和(自身を除く): 80838808

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 397, 416, 433, 794, 866, 1588, 1732, 3176, 3464, 5161, 5629, 6352, 6928, 10322, 11258, 12704, 13856, 20644, 22516, 41288, 45032, 82576, 90064, 165152, 171901, 180128, 343802, 687604, 1375208, 2234713, 2750416, 4469426, 5500832, 8938852, 17877704, 35755408, 71510816]

約数ペア:

[(1, 71510816), (2, 35755408), (4, 17877704), (8, 8938852), (13, 5500832), (16, 4469426), (26, 2750416), (32, 2234713), (52, 1375208), (104, 687604), (208, 343802), (397, 180128), (416, 171901), (433, 165152), (794, 90064), (866, 82576), (1588, 45032), (1732, 41288), (3176, 22516), (3464, 20644), (5161, 13856), (5629, 12704), (6352, 11258), (6928, 10322)]