31801616

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{311}}^1$

素因数の和:420

約数の個数: 80

約数和(自身を含む): 77995008

約数和(自身を除く): 46193392

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 83, 88, 112, 154, 166, 176, 308, 311, 332, 581, 616, 622, 664, 913, 1162, 1232, 1244, 1328, 1826, 2177, 2324, 2488, 3421, 3652, 4354, 4648, 4976, 6391, 6842, 7304, 8708, 9296, 12782, 13684, 14608, 17416, 23947, 25564, 25813, 27368, 34832, 47894, 51128, 51626, 54736, 95788, 102256, 103252, 180691, 191576, 206504, 283943, 361382, 383152, 413008, 567886, 722764, 1135772, 1445528, 1987601, 2271544, 2891056, 3975202, 4543088, 7950404, 15900808, 31801616]

約数ペア:

[(1, 31801616), (2, 15900808), (4, 7950404), (7, 4543088), (8, 3975202), (11, 2891056), (14, 2271544), (16, 1987601), (22, 1445528), (28, 1135772), (44, 722764), (56, 567886), (77, 413008), (83, 383152), (88, 361382), (112, 283943), (154, 206504), (166, 191576), (176, 180691), (308, 103252), (311, 102256), (332, 95788), (581, 54736), (616, 51626), (622, 51128), (664, 47894), (913, 34832), (1162, 27368), (1232, 25813), (1244, 25564), (1328, 23947), (1826, 17416), (2177, 14608), (2324, 13684), (2488, 12782), (3421, 9296), (3652, 8708), (4354, 7304), (4648, 6842), (4976, 6391)]