258532088

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{1091}}^1\times {\mathrm{1559}}^1$

素因数の和:2675

約数の個数: 32

約数和(自身を含む): 511056000

約数和(自身を除く): 252523912

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 1091, 1559, 2182, 3118, 4364, 6236, 8728, 12472, 20729, 29621, 41458, 59242, 82916, 118484, 165832, 236968, 1700869, 3401738, 6803476, 13606952, 32316511, 64633022, 129266044, 258532088]

約数ペア:

[(1, 258532088), (2, 129266044), (4, 64633022), (8, 32316511), (19, 13606952), (38, 6803476), (76, 3401738), (152, 1700869), (1091, 236968), (1559, 165832), (2182, 118484), (3118, 82916), (4364, 59242), (6236, 41458), (8728, 29621), (12472, 20729)]