259500385

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{487}}^1$

素因数の和:661

約数の個数: 32

約数和(自身を含む): 337305600

約数和(自身を除く): 77805215

約数列:

[1, 5, 19, 71, 79, 95, 355, 395, 487, 1349, 1501, 2435, 5609, 6745, 7505, 9253, 28045, 34577, 38473, 46265, 106571, 172885, 192365, 532855, 656963, 730987, 2731583, 3284815, 3654935, 13657915, 51900077, 259500385]

約数ペア:

[(1, 259500385), (5, 51900077), (19, 13657915), (71, 3654935), (79, 3284815), (95, 2731583), (355, 730987), (395, 656963), (487, 532855), (1349, 192365), (1501, 172885), (2435, 106571), (5609, 46265), (6745, 38473), (7505, 34577), (9253, 28045)]