162791168

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{281}}^1$

素因数の和:401

約数の個数: 72

約数和(自身を含む): 341233536

約数和(自身を除く): 178442368

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 73, 124, 128, 146, 248, 256, 281, 292, 496, 562, 584, 992, 1124, 1168, 1984, 2248, 2263, 2336, 3968, 4496, 4526, 4672, 7936, 8711, 8992, 9052, 9344, 17422, 17984, 18104, 18688, 20513, 34844, 35968, 36208, 41026, 69688, 71936, 72416, 82052, 139376, 144832, 164104, 278752, 289664, 328208, 557504, 579328, 635903, 656416, 1115008, 1271806, 1312832, 2230016, 2543612, 2625664, 5087224, 5251328, 10174448, 20348896, 40697792, 81395584, 162791168]

約数ペア:

[(1, 162791168), (2, 81395584), (4, 40697792), (8, 20348896), (16, 10174448), (31, 5251328), (32, 5087224), (62, 2625664), (64, 2543612), (73, 2230016), (124, 1312832), (128, 1271806), (146, 1115008), (248, 656416), (256, 635903), (281, 579328), (292, 557504), (496, 328208), (562, 289664), (584, 278752), (992, 164104), (1124, 144832), (1168, 139376), (1984, 82052), (2248, 72416), (2263, 71936), (2336, 69688), (3968, 41026), (4496, 36208), (4526, 35968), (4672, 34844), (7936, 20513), (8711, 18688), (8992, 18104), (9052, 17984), (9344, 17422)]