25756785

素因数分解:

$3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:109

約数の個数: 96

約数和(自身を含む): 51891840

約数和(自身を除く): 26135055

約数列:

[1, 3, 5, 9, 15, 17, 27, 29, 43, 45, 51, 81, 85, 87, 129, 135, 145, 153, 215, 243, 255, 261, 387, 405, 435, 459, 493, 645, 731, 765, 783, 1161, 1215, 1247, 1305, 1377, 1479, 1935, 2193, 2295, 2349, 2465, 3483, 3655, 3741, 3915, 4131, 4437, 5805, 6235, 6579, 6885, 7047, 7395, 10449, 10965, 11223, 11745, 13311, 17415, 18705, 19737, 20655, 21199, 22185, 32895, 33669, 35235, 39933, 52245, 56115, 59211, 63597, 66555, 98685, 101007, 105995, 119799, 168345, 177633, 190791, 199665, 296055, 303021, 317985, 505035, 572373, 598995, 888165, 953955, 1515105, 1717119, 2861865, 5151357, 8585595, 25756785]

約数ペア:

[(1, 25756785), (3, 8585595), (5, 5151357), (9, 2861865), (15, 1717119), (17, 1515105), (27, 953955), (29, 888165), (43, 598995), (45, 572373), (51, 505035), (81, 317985), (85, 303021), (87, 296055), (129, 199665), (135, 190791), (145, 177633), (153, 168345), (215, 119799), (243, 105995), (255, 101007), (261, 98685), (387, 66555), (405, 63597), (435, 59211), (459, 56115), (493, 52245), (645, 39933), (731, 35235), (765, 33669), (783, 32895), (1161, 22185), (1215, 21199), (1247, 20655), (1305, 19737), (1377, 18705), (1479, 17415), (1935, 13311), (2193, 11745), (2295, 11223), (2349, 10965), (2465, 10449), (3483, 7395), (3655, 7047), (3741, 6885), (3915, 6579), (4131, 6235), (4437, 5805)]