81178496

素因数分解:

$2^7\times 7^3\times {\mathrm{43}}^2$

素因数の和:121

約数の個数: 96

約数和(自身を含む): 193086000

約数和(自身を除く): 111907504

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 49, 56, 64, 86, 98, 112, 128, 172, 196, 224, 301, 343, 344, 392, 448, 602, 686, 688, 784, 896, 1204, 1372, 1376, 1568, 1849, 2107, 2408, 2744, 2752, 3136, 3698, 4214, 4816, 5488, 5504, 6272, 7396, 8428, 9632, 10976, 12943, 14749, 14792, 16856, 19264, 21952, 25886, 29498, 29584, 33712, 38528, 43904, 51772, 58996, 59168, 67424, 90601, 103544, 117992, 118336, 134848, 181202, 207088, 235984, 236672, 269696, 362404, 414176, 471968, 634207, 724808, 828352, 943936, 1268414, 1449616, 1656704, 1887872, 2536828, 2899232, 5073656, 5798464, 10147312, 11596928, 20294624, 40589248, 81178496]

約数ペア:

[(1, 81178496), (2, 40589248), (4, 20294624), (7, 11596928), (8, 10147312), (14, 5798464), (16, 5073656), (28, 2899232), (32, 2536828), (43, 1887872), (49, 1656704), (56, 1449616), (64, 1268414), (86, 943936), (98, 828352), (112, 724808), (128, 634207), (172, 471968), (196, 414176), (224, 362404), (301, 269696), (343, 236672), (344, 235984), (392, 207088), (448, 181202), (602, 134848), (686, 118336), (688, 117992), (784, 103544), (896, 90601), (1204, 67424), (1372, 59168), (1376, 58996), (1568, 51772), (1849, 43904), (2107, 38528), (2408, 33712), (2744, 29584), (2752, 29498), (3136, 25886), (3698, 21952), (4214, 19264), (4816, 16856), (5488, 14792), (5504, 14749), (6272, 12943), (7396, 10976), (8428, 9632)]