25707328

素因数分解:

$2^6\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:251

約数の個数: 56

約数和(自身を含む): 53318664

約数和(自身を除く): 27611336

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 97, 101, 164, 194, 202, 328, 388, 404, 656, 776, 808, 1312, 1552, 1616, 2624, 3104, 3232, 3977, 4141, 6208, 6464, 7954, 8282, 9797, 15908, 16564, 19594, 31816, 33128, 39188, 63632, 66256, 78376, 127264, 132512, 156752, 254528, 265024, 313504, 401677, 627008, 803354, 1606708, 3213416, 6426832, 12853664, 25707328]

約数ペア:

[(1, 25707328), (2, 12853664), (4, 6426832), (8, 3213416), (16, 1606708), (32, 803354), (41, 627008), (64, 401677), (82, 313504), (97, 265024), (101, 254528), (164, 156752), (194, 132512), (202, 127264), (328, 78376), (388, 66256), (404, 63632), (656, 39188), (776, 33128), (808, 31816), (1312, 19594), (1552, 16564), (1616, 15908), (2624, 9797), (3104, 8282), (3232, 7954), (3977, 6464), (4141, 6208)]