81545296

素因数分解:

$2^4\times 7^1\times {\mathrm{383}}^1\times {\mathrm{1901}}^1$

素因数の和:2299

約数の個数: 40

約数和(自身を含む): 181131264

約数和(自身を除く): 99585968

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 383, 766, 1532, 1901, 2681, 3064, 3802, 5362, 6128, 7604, 10724, 13307, 15208, 21448, 26614, 30416, 42896, 53228, 106456, 212912, 728083, 1456166, 2912332, 5096581, 5824664, 10193162, 11649328, 20386324, 40772648, 81545296]

約数ペア:

[(1, 81545296), (2, 40772648), (4, 20386324), (7, 11649328), (8, 10193162), (14, 5824664), (16, 5096581), (28, 2912332), (56, 1456166), (112, 728083), (383, 212912), (766, 106456), (1532, 53228), (1901, 42896), (2681, 30416), (3064, 26614), (3802, 21448), (5362, 15208), (6128, 13307), (7604, 10724)]