23644775

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 37283328

約数和(自身を除く): 13638553

約数列:

[1, 5, 7, 11, 25, 35, 55, 71, 77, 173, 175, 275, 355, 385, 497, 781, 865, 1211, 1775, 1903, 1925, 2485, 3905, 4325, 5467, 6055, 9515, 12283, 12425, 13321, 19525, 27335, 30275, 47575, 61415, 66605, 85981, 135113, 136675, 307075, 333025, 429905, 675565, 945791, 2149525, 3377825, 4728955, 23644775]

約数ペア:

[(1, 23644775), (5, 4728955), (7, 3377825), (11, 2149525), (25, 945791), (35, 675565), (55, 429905), (71, 333025), (77, 307075), (173, 136675), (175, 135113), (275, 85981), (355, 66605), (385, 61415), (497, 47575), (781, 30275), (865, 27335), (1211, 19525), (1775, 13321), (1903, 12425), (1925, 12283), (2485, 9515), (3905, 6055), (4325, 5467)]