78742976

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:170

約数の個数: 112

約数和(自身を含む): 180246528

約数和(自身を除く): 101503552

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 43, 52, 62, 64, 71, 86, 104, 124, 142, 172, 208, 248, 284, 344, 403, 416, 496, 559, 568, 688, 806, 832, 923, 992, 1118, 1136, 1333, 1376, 1612, 1846, 1984, 2201, 2236, 2272, 2666, 2752, 3053, 3224, 3692, 4402, 4472, 4544, 5332, 6106, 6448, 7384, 8804, 8944, 10664, 12212, 12896, 14768, 17329, 17608, 17888, 21328, 24424, 25792, 28613, 29536, 34658, 35216, 35776, 39689, 42656, 48848, 57226, 59072, 69316, 70432, 79378, 85312, 94643, 97696, 114452, 138632, 140864, 158756, 189286, 195392, 228904, 277264, 317512, 378572, 457808, 554528, 635024, 757144, 915616, 1109056, 1230359, 1270048, 1514288, 1831232, 2460718, 2540096, 3028576, 4921436, 6057152, 9842872, 19685744, 39371488, 78742976]

約数ペア:

[(1, 78742976), (2, 39371488), (4, 19685744), (8, 9842872), (13, 6057152), (16, 4921436), (26, 3028576), (31, 2540096), (32, 2460718), (43, 1831232), (52, 1514288), (62, 1270048), (64, 1230359), (71, 1109056), (86, 915616), (104, 757144), (124, 635024), (142, 554528), (172, 457808), (208, 378572), (248, 317512), (284, 277264), (344, 228904), (403, 195392), (416, 189286), (496, 158756), (559, 140864), (568, 138632), (688, 114452), (806, 97696), (832, 94643), (923, 85312), (992, 79378), (1118, 70432), (1136, 69316), (1333, 59072), (1376, 57226), (1612, 48848), (1846, 42656), (1984, 39689), (2201, 35776), (2236, 35216), (2272, 34658), (2666, 29536), (2752, 28613), (3053, 25792), (3224, 24424), (3692, 21328), (4402, 17888), (4472, 17608), (4544, 17329), (5332, 14768), (6106, 12896), (6448, 12212), (7384, 10664), (8804, 8944)]