338650624

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{613}}^1$

素因数の和:727

約数の個数: 80

約数和(自身を含む): 738671472

約数和(自身を除く): 400020848

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 83, 104, 128, 166, 208, 256, 332, 416, 512, 613, 664, 832, 1079, 1226, 1328, 1664, 2158, 2452, 2656, 3328, 4316, 4904, 5312, 6656, 7969, 8632, 9808, 10624, 15938, 17264, 19616, 21248, 31876, 34528, 39232, 42496, 50879, 63752, 69056, 78464, 101758, 127504, 138112, 156928, 203516, 255008, 276224, 313856, 407032, 510016, 552448, 661427, 814064, 1020032, 1322854, 1628128, 2040064, 2645708, 3256256, 4080128, 5291416, 6512512, 10582832, 13025024, 21165664, 26050048, 42331328, 84662656, 169325312, 338650624]

約数ペア:

[(1, 338650624), (2, 169325312), (4, 84662656), (8, 42331328), (13, 26050048), (16, 21165664), (26, 13025024), (32, 10582832), (52, 6512512), (64, 5291416), (83, 4080128), (104, 3256256), (128, 2645708), (166, 2040064), (208, 1628128), (256, 1322854), (332, 1020032), (416, 814064), (512, 661427), (613, 552448), (664, 510016), (832, 407032), (1079, 313856), (1226, 276224), (1328, 255008), (1664, 203516), (2158, 156928), (2452, 138112), (2656, 127504), (3328, 101758), (4316, 78464), (4904, 69056), (5312, 63752), (6656, 50879), (7969, 42496), (8632, 39232), (9808, 34528), (10624, 31876), (15938, 21248), (17264, 19616)]