77786128

素因数分解:

$2^4\times 7^2\times {\mathrm{47}}^1\times {\mathrm{2111}}^1$

素因数の和:2180

約数の個数: 60

約数和(自身を含む): 179131392

約数和(自身を除く): 101345264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 49, 56, 94, 98, 112, 188, 196, 329, 376, 392, 658, 752, 784, 1316, 2111, 2303, 2632, 4222, 4606, 5264, 8444, 9212, 14777, 16888, 18424, 29554, 33776, 36848, 59108, 99217, 103439, 118216, 198434, 206878, 236432, 396868, 413756, 694519, 793736, 827512, 1389038, 1587472, 1655024, 2778076, 4861633, 5556152, 9723266, 11112304, 19446532, 38893064, 77786128]

約数ペア:

[(1, 77786128), (2, 38893064), (4, 19446532), (7, 11112304), (8, 9723266), (14, 5556152), (16, 4861633), (28, 2778076), (47, 1655024), (49, 1587472), (56, 1389038), (94, 827512), (98, 793736), (112, 694519), (188, 413756), (196, 396868), (329, 236432), (376, 206878), (392, 198434), (658, 118216), (752, 103439), (784, 99217), (1316, 59108), (2111, 36848), (2303, 33776), (2632, 29554), (4222, 18424), (4606, 16888), (5264, 14777), (8444, 9212)]