81159232

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{383}}^1$

素因数の和:456

約数の個数: 112

約数和(自身を含む): 205996032

約数和(自身を除く): 124836800

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 43, 44, 56, 64, 77, 86, 88, 112, 154, 172, 176, 224, 301, 308, 344, 352, 383, 448, 473, 602, 616, 688, 704, 766, 946, 1204, 1232, 1376, 1532, 1892, 2408, 2464, 2681, 2752, 3064, 3311, 3784, 4213, 4816, 4928, 5362, 6128, 6622, 7568, 8426, 9632, 10724, 12256, 13244, 15136, 16469, 16852, 19264, 21448, 24512, 26488, 29491, 30272, 32938, 33704, 42896, 52976, 58982, 65876, 67408, 85792, 105952, 115283, 117964, 131752, 134816, 171584, 181159, 211904, 230566, 235928, 263504, 269632, 362318, 461132, 471856, 527008, 724636, 922264, 943712, 1054016, 1268113, 1449272, 1844528, 1887424, 2536226, 2898544, 3689056, 5072452, 5797088, 7378112, 10144904, 11594176, 20289808, 40579616, 81159232]

約数ペア:

[(1, 81159232), (2, 40579616), (4, 20289808), (7, 11594176), (8, 10144904), (11, 7378112), (14, 5797088), (16, 5072452), (22, 3689056), (28, 2898544), (32, 2536226), (43, 1887424), (44, 1844528), (56, 1449272), (64, 1268113), (77, 1054016), (86, 943712), (88, 922264), (112, 724636), (154, 527008), (172, 471856), (176, 461132), (224, 362318), (301, 269632), (308, 263504), (344, 235928), (352, 230566), (383, 211904), (448, 181159), (473, 171584), (602, 134816), (616, 131752), (688, 117964), (704, 115283), (766, 105952), (946, 85792), (1204, 67408), (1232, 65876), (1376, 58982), (1532, 52976), (1892, 42896), (2408, 33704), (2464, 32938), (2681, 30272), (2752, 29491), (3064, 26488), (3311, 24512), (3784, 21448), (4213, 19264), (4816, 16852), (4928, 16469), (5362, 15136), (6128, 13244), (6622, 12256), (7568, 10724), (8426, 9632)]