78444255

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 139645440

約数和(自身を除く): 61201185

約数列:

[1, 3, 5, 15, 19, 37, 43, 57, 95, 111, 129, 173, 185, 215, 285, 519, 555, 645, 703, 817, 865, 1591, 2109, 2451, 2595, 3287, 3515, 4085, 4773, 6401, 7439, 7955, 9861, 10545, 12255, 16435, 19203, 22317, 23865, 30229, 32005, 37195, 49305, 90687, 96015, 111585, 121619, 141341, 151145, 275243, 364857, 424023, 453435, 608095, 706705, 825729, 1376215, 1824285, 2120115, 4128645, 5229617, 15688851, 26148085, 78444255]

約数ペア:

[(1, 78444255), (3, 26148085), (5, 15688851), (15, 5229617), (19, 4128645), (37, 2120115), (43, 1824285), (57, 1376215), (95, 825729), (111, 706705), (129, 608095), (173, 453435), (185, 424023), (215, 364857), (285, 275243), (519, 151145), (555, 141341), (645, 121619), (703, 111585), (817, 96015), (865, 90687), (1591, 49305), (2109, 37195), (2451, 32005), (2595, 30229), (3287, 23865), (3515, 22317), (4085, 19203), (4773, 16435), (6401, 12255), (7439, 10545), (7955, 9861)]