72856576

素因数分解:

$2^{10}\times {\mathrm{13}}^2\times {\mathrm{421}}^1$

素因数の和:467

約数の個数: 66

約数和(自身を含む): 158081622

約数和(自身を除く): 85225046

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 169, 208, 256, 338, 416, 421, 512, 676, 832, 842, 1024, 1352, 1664, 1684, 2704, 3328, 3368, 5408, 5473, 6656, 6736, 10816, 10946, 13312, 13472, 21632, 21892, 26944, 43264, 43784, 53888, 71149, 86528, 87568, 107776, 142298, 173056, 175136, 215552, 284596, 350272, 431104, 569192, 700544, 1138384, 1401088, 2276768, 2802176, 4553536, 5604352, 9107072, 18214144, 36428288, 72856576]

約数ペア:

[(1, 72856576), (2, 36428288), (4, 18214144), (8, 9107072), (13, 5604352), (16, 4553536), (26, 2802176), (32, 2276768), (52, 1401088), (64, 1138384), (104, 700544), (128, 569192), (169, 431104), (208, 350272), (256, 284596), (338, 215552), (416, 175136), (421, 173056), (512, 142298), (676, 107776), (832, 87568), (842, 86528), (1024, 71149), (1352, 53888), (1664, 43784), (1684, 43264), (2704, 26944), (3328, 21892), (3368, 21632), (5408, 13472), (5473, 13312), (6656, 10946), (6736, 10816)]