208101568

素因数分解:

$2^6\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{1117}}^1$

素因数の和:1241

約数の個数: 56

約数和(自身を含む): 429365664

約数和(自身を除く): 221264096

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 71, 82, 142, 164, 284, 328, 568, 656, 1117, 1136, 1312, 2234, 2272, 2624, 2911, 4468, 4544, 5822, 8936, 11644, 17872, 23288, 35744, 45797, 46576, 71488, 79307, 91594, 93152, 158614, 183188, 186304, 317228, 366376, 634456, 732752, 1268912, 1465504, 2537824, 2931008, 3251587, 5075648, 6503174, 13006348, 26012696, 52025392, 104050784, 208101568]

約数ペア:

[(1, 208101568), (2, 104050784), (4, 52025392), (8, 26012696), (16, 13006348), (32, 6503174), (41, 5075648), (64, 3251587), (71, 2931008), (82, 2537824), (142, 1465504), (164, 1268912), (284, 732752), (328, 634456), (568, 366376), (656, 317228), (1117, 186304), (1136, 183188), (1312, 158614), (2234, 93152), (2272, 91594), (2624, 79307), (2911, 71488), (4468, 46576), (4544, 45797), (5822, 35744), (8936, 23288), (11644, 17872)]