81492224

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{673}}^1$

素因数の和:743

約数の個数: 72

約数和(自身を含む): 181850592

約数和(自身を除く): 100358368

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 43, 44, 64, 86, 88, 128, 172, 176, 256, 344, 352, 473, 673, 688, 704, 946, 1346, 1376, 1408, 1892, 2692, 2752, 2816, 3784, 5384, 5504, 7403, 7568, 10768, 11008, 14806, 15136, 21536, 28939, 29612, 30272, 43072, 57878, 59224, 60544, 86144, 115756, 118448, 121088, 172288, 231512, 236896, 318329, 463024, 473792, 636658, 926048, 947584, 1273316, 1852096, 1895168, 2546632, 3704192, 5093264, 7408384, 10186528, 20373056, 40746112, 81492224]

約数ペア:

[(1, 81492224), (2, 40746112), (4, 20373056), (8, 10186528), (11, 7408384), (16, 5093264), (22, 3704192), (32, 2546632), (43, 1895168), (44, 1852096), (64, 1273316), (86, 947584), (88, 926048), (128, 636658), (172, 473792), (176, 463024), (256, 318329), (344, 236896), (352, 231512), (473, 172288), (673, 121088), (688, 118448), (704, 115756), (946, 86144), (1346, 60544), (1376, 59224), (1408, 57878), (1892, 43072), (2692, 30272), (2752, 29612), (2816, 28939), (3784, 21536), (5384, 15136), (5504, 14806), (7403, 11008), (7568, 10768)]