72964925

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 103814784

約数和(自身を除く): 30849859

約数列:

[1, 5, 11, 25, 37, 55, 71, 101, 185, 275, 355, 407, 505, 781, 925, 1111, 1775, 2035, 2525, 2627, 3737, 3905, 5555, 7171, 10175, 13135, 18685, 19525, 27775, 28897, 35855, 41107, 65675, 78881, 93425, 144485, 179275, 205535, 265327, 394405, 722425, 1027675, 1326635, 1972025, 2918597, 6633175, 14592985, 72964925]

約数ペア:

[(1, 72964925), (5, 14592985), (11, 6633175), (25, 2918597), (37, 1972025), (55, 1326635), (71, 1027675), (101, 722425), (185, 394405), (275, 265327), (355, 205535), (407, 179275), (505, 144485), (781, 93425), (925, 78881), (1111, 65675), (1775, 41107), (2035, 35855), (2525, 28897), (2627, 27775), (3737, 19525), (3905, 18685), (5555, 13135), (7171, 10175)]