81986128

素因数分解:

$2^4\times 7^1\times {\mathrm{757}}^1\times {\mathrm{967}}^1$

素因数の和:1739

約数の個数: 40

約数和(自身を含む): 181968512

約数和(自身を除く): 99982384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 757, 967, 1514, 1934, 3028, 3868, 5299, 6056, 6769, 7736, 10598, 12112, 13538, 15472, 21196, 27076, 42392, 54152, 84784, 108304, 732019, 1464038, 2928076, 5124133, 5856152, 10248266, 11712304, 20496532, 40993064, 81986128]

約数ペア:

[(1, 81986128), (2, 40993064), (4, 20496532), (7, 11712304), (8, 10248266), (14, 5856152), (16, 5124133), (28, 2928076), (56, 1464038), (112, 732019), (757, 108304), (967, 84784), (1514, 54152), (1934, 42392), (3028, 27076), (3868, 21196), (5299, 15472), (6056, 13538), (6769, 12112), (7736, 10598)]