71849216

素因数分解:

$2^8\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:227

約数の個数: 72

約数和(自身を含む): 150552864

約数和(自身を除く): 78703648

約数列:

[1, 2, 4, 8, 16, 32, 43, 61, 64, 86, 107, 122, 128, 172, 214, 244, 256, 344, 428, 488, 688, 856, 976, 1376, 1712, 1952, 2623, 2752, 3424, 3904, 4601, 5246, 5504, 6527, 6848, 7808, 9202, 10492, 11008, 13054, 13696, 15616, 18404, 20984, 26108, 27392, 36808, 41968, 52216, 73616, 83936, 104432, 147232, 167872, 208864, 280661, 294464, 335744, 417728, 561322, 588928, 671488, 835456, 1122644, 1177856, 1670912, 2245288, 4490576, 8981152, 17962304, 35924608, 71849216]

約数ペア:

[(1, 71849216), (2, 35924608), (4, 17962304), (8, 8981152), (16, 4490576), (32, 2245288), (43, 1670912), (61, 1177856), (64, 1122644), (86, 835456), (107, 671488), (122, 588928), (128, 561322), (172, 417728), (214, 335744), (244, 294464), (256, 280661), (344, 208864), (428, 167872), (488, 147232), (688, 104432), (856, 83936), (976, 73616), (1376, 52216), (1712, 41968), (1952, 36808), (2623, 27392), (2752, 26108), (3424, 20984), (3904, 18404), (4601, 15616), (5246, 13696), (5504, 13054), (6527, 11008), (6848, 10492), (7808, 9202)]