81591296

素因数分解:

$2^{10}\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:189

約数の個数: 88

約数和(自身を含む): 178334640

約数和(自身を除く): 96743344

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 43, 64, 68, 86, 109, 128, 136, 172, 218, 256, 272, 344, 436, 512, 544, 688, 731, 872, 1024, 1088, 1376, 1462, 1744, 1853, 2176, 2752, 2924, 3488, 3706, 4352, 4687, 5504, 5848, 6976, 7412, 8704, 9374, 11008, 11696, 13952, 14824, 17408, 18748, 22016, 23392, 27904, 29648, 37496, 44032, 46784, 55808, 59296, 74992, 79679, 93568, 111616, 118592, 149984, 159358, 187136, 237184, 299968, 318716, 374272, 474368, 599936, 637432, 748544, 948736, 1199872, 1274864, 1897472, 2399744, 2549728, 4799488, 5099456, 10198912, 20397824, 40795648, 81591296]

約数ペア:

[(1, 81591296), (2, 40795648), (4, 20397824), (8, 10198912), (16, 5099456), (17, 4799488), (32, 2549728), (34, 2399744), (43, 1897472), (64, 1274864), (68, 1199872), (86, 948736), (109, 748544), (128, 637432), (136, 599936), (172, 474368), (218, 374272), (256, 318716), (272, 299968), (344, 237184), (436, 187136), (512, 159358), (544, 149984), (688, 118592), (731, 111616), (872, 93568), (1024, 79679), (1088, 74992), (1376, 59296), (1462, 55808), (1744, 46784), (1853, 44032), (2176, 37496), (2752, 29648), (2924, 27904), (3488, 23392), (3706, 22016), (4352, 18748), (4687, 17408), (5504, 14824), (5848, 13952), (6976, 11696), (7412, 11008), (8704, 9374)]