68775784

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{359}}^1$

素因数の和:694

約数の個数: 64

約数和(自身を含む): 161740800

約数和(自身を除く): 92965016

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 311, 359, 616, 622, 718, 1244, 1436, 2177, 2488, 2513, 2872, 3421, 3949, 4354, 5026, 6842, 7898, 8708, 10052, 13684, 15796, 17416, 20104, 23947, 27368, 27643, 31592, 47894, 55286, 95788, 110572, 111649, 191576, 221144, 223298, 446596, 781543, 893192, 1228139, 1563086, 2456278, 3126172, 4912556, 6252344, 8596973, 9825112, 17193946, 34387892, 68775784]

約数ペア:

[(1, 68775784), (2, 34387892), (4, 17193946), (7, 9825112), (8, 8596973), (11, 6252344), (14, 4912556), (22, 3126172), (28, 2456278), (44, 1563086), (56, 1228139), (77, 893192), (88, 781543), (154, 446596), (308, 223298), (311, 221144), (359, 191576), (616, 111649), (622, 110572), (718, 95788), (1244, 55286), (1436, 47894), (2177, 31592), (2488, 27643), (2513, 27368), (2872, 23947), (3421, 20104), (3949, 17416), (4354, 15796), (5026, 13684), (6842, 10052), (7898, 8708)]