68145784

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{19949}}^1$

素因数の和:20023

約数の個数: 32

約数和(自身を含む): 148428000

約数和(自身を除く): 80282216

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 122, 244, 427, 488, 854, 1708, 3416, 19949, 39898, 79796, 139643, 159592, 279286, 558572, 1117144, 1216889, 2433778, 4867556, 8518223, 9735112, 17036446, 34072892, 68145784]

約数ペア:

[(1, 68145784), (2, 34072892), (4, 17036446), (7, 9735112), (8, 8518223), (14, 4867556), (28, 2433778), (56, 1216889), (61, 1117144), (122, 558572), (244, 279286), (427, 159592), (488, 139643), (854, 79796), (1708, 39898), (3416, 19949)]