81043648

素因数分解:

$2^6\times 7^2\times {\mathrm{43}}^1\times {\mathrm{601}}^1$

素因数の和:670

約数の個数: 84

約数和(自身を含む): 191746632

約数和(自身を除く): 110702984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 49, 56, 64, 86, 98, 112, 172, 196, 224, 301, 344, 392, 448, 601, 602, 688, 784, 1202, 1204, 1376, 1568, 2107, 2404, 2408, 2752, 3136, 4207, 4214, 4808, 4816, 8414, 8428, 9616, 9632, 16828, 16856, 19232, 19264, 25843, 29449, 33656, 33712, 38464, 51686, 58898, 67312, 67424, 103372, 117796, 134624, 134848, 180901, 206744, 235592, 269248, 361802, 413488, 471184, 723604, 826976, 942368, 1266307, 1447208, 1653952, 1884736, 2532614, 2894416, 5065228, 5788832, 10130456, 11577664, 20260912, 40521824, 81043648]

約数ペア:

[(1, 81043648), (2, 40521824), (4, 20260912), (7, 11577664), (8, 10130456), (14, 5788832), (16, 5065228), (28, 2894416), (32, 2532614), (43, 1884736), (49, 1653952), (56, 1447208), (64, 1266307), (86, 942368), (98, 826976), (112, 723604), (172, 471184), (196, 413488), (224, 361802), (301, 269248), (344, 235592), (392, 206744), (448, 180901), (601, 134848), (602, 134624), (688, 117796), (784, 103372), (1202, 67424), (1204, 67312), (1376, 58898), (1568, 51686), (2107, 38464), (2404, 33712), (2408, 33656), (2752, 29449), (3136, 25843), (4207, 19264), (4214, 19232), (4808, 16856), (4816, 16828), (8414, 9632), (8428, 9616)]