81994528

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{311}}^1$

素因数の和:446

約数の個数: 96

約数和(自身を含む): 203793408

約数和(自身を除く): 121798880

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 77, 88, 107, 112, 154, 176, 214, 224, 308, 311, 352, 428, 616, 622, 749, 856, 1177, 1232, 1244, 1498, 1712, 2177, 2354, 2464, 2488, 2996, 3421, 3424, 4354, 4708, 4976, 5992, 6842, 8239, 8708, 9416, 9952, 11984, 13684, 16478, 17416, 18832, 23947, 23968, 27368, 32956, 33277, 34832, 37664, 47894, 54736, 65912, 66554, 69664, 95788, 109472, 131824, 133108, 191576, 232939, 263648, 266216, 366047, 383152, 465878, 532432, 732094, 766304, 931756, 1064864, 1464188, 1863512, 2562329, 2928376, 3727024, 5124658, 5856752, 7454048, 10249316, 11713504, 20498632, 40997264, 81994528]

約数ペア:

[(1, 81994528), (2, 40997264), (4, 20498632), (7, 11713504), (8, 10249316), (11, 7454048), (14, 5856752), (16, 5124658), (22, 3727024), (28, 2928376), (32, 2562329), (44, 1863512), (56, 1464188), (77, 1064864), (88, 931756), (107, 766304), (112, 732094), (154, 532432), (176, 465878), (214, 383152), (224, 366047), (308, 266216), (311, 263648), (352, 232939), (428, 191576), (616, 133108), (622, 131824), (749, 109472), (856, 95788), (1177, 69664), (1232, 66554), (1244, 65912), (1498, 54736), (1712, 47894), (2177, 37664), (2354, 34832), (2464, 33277), (2488, 32956), (2996, 27368), (3421, 23968), (3424, 23947), (4354, 18832), (4708, 17416), (4976, 16478), (5992, 13684), (6842, 11984), (8239, 9952), (8708, 9416)]