81158105

素因数分解:

$5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{653}}^1$

素因数の和:785

約数の個数: 32

約数和(自身を含む): 115271424

約数和(自身を除く): 34113319

約数列:

[1, 5, 7, 35, 53, 67, 265, 335, 371, 469, 653, 1855, 2345, 3265, 3551, 4571, 17755, 22855, 24857, 34609, 43751, 124285, 173045, 218755, 242263, 306257, 1211315, 1531285, 2318803, 11594015, 16231621, 81158105]

約数ペア:

[(1, 81158105), (5, 16231621), (7, 11594015), (35, 2318803), (53, 1531285), (67, 1211315), (265, 306257), (335, 242263), (371, 218755), (469, 173045), (653, 124285), (1855, 43751), (2345, 34609), (3265, 24857), (3551, 22855), (4571, 17755)]