25064235

素因数分解:

$3^5\times 5^1\times 7^2\times {\mathrm{421}}^1$

素因数の和:455

約数の個数: 72

約数和(自身を含む): 52533936

約数和(自身を除く): 27469701

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 81, 105, 135, 147, 189, 243, 245, 315, 405, 421, 441, 567, 735, 945, 1215, 1263, 1323, 1701, 2105, 2205, 2835, 2947, 3789, 3969, 6315, 6615, 8505, 8841, 11367, 11907, 14735, 18945, 19845, 20629, 26523, 34101, 44205, 56835, 59535, 61887, 79569, 102303, 103145, 132615, 170505, 185661, 238707, 309435, 397845, 511515, 556983, 716121, 928305, 1193535, 1670949, 2784915, 3580605, 5012847, 8354745, 25064235]

約数ペア:

[(1, 25064235), (3, 8354745), (5, 5012847), (7, 3580605), (9, 2784915), (15, 1670949), (21, 1193535), (27, 928305), (35, 716121), (45, 556983), (49, 511515), (63, 397845), (81, 309435), (105, 238707), (135, 185661), (147, 170505), (189, 132615), (243, 103145), (245, 102303), (315, 79569), (405, 61887), (421, 59535), (441, 56835), (567, 44205), (735, 34101), (945, 26523), (1215, 20629), (1263, 19845), (1323, 18945), (1701, 14735), (2105, 11907), (2205, 11367), (2835, 8841), (2947, 8505), (3789, 6615), (3969, 6315)]