2560997335

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{11807}}^1$

素因数の和:11943

約数の個数: 32

約数和(自身を含む): 3427909632

約数和(自身を除く): 866912297

約数列:

[1, 5, 13, 47, 65, 71, 235, 355, 611, 923, 3055, 3337, 4615, 11807, 16685, 43381, 59035, 153491, 216905, 554929, 767455, 838297, 2774645, 4191485, 7214077, 10897861, 36070385, 39399959, 54489305, 196999795, 512199467, 2560997335]

約数ペア:

[(1, 2560997335), (5, 512199467), (13, 196999795), (47, 54489305), (65, 39399959), (71, 36070385), (235, 10897861), (355, 7214077), (611, 4191485), (923, 2774645), (3055, 838297), (3337, 767455), (4615, 554929), (11807, 216905), (16685, 153491), (43381, 59035)]