71181856

素因数分解:

$2^5\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:266

約数の個数: 72

約数和(自身を含む): 153180720

約数和(自身を除く): 81998864

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 43, 68, 86, 136, 172, 179, 272, 289, 344, 358, 544, 578, 688, 716, 731, 1156, 1376, 1432, 1462, 2312, 2864, 2924, 3043, 4624, 5728, 5848, 6086, 7697, 9248, 11696, 12172, 12427, 15394, 23392, 24344, 24854, 30788, 48688, 49708, 51731, 61576, 97376, 99416, 103462, 123152, 130849, 198832, 206924, 246304, 261698, 397664, 413848, 523396, 827696, 1046792, 1655392, 2093584, 2224433, 4187168, 4448866, 8897732, 17795464, 35590928, 71181856]

約数ペア:

[(1, 71181856), (2, 35590928), (4, 17795464), (8, 8897732), (16, 4448866), (17, 4187168), (32, 2224433), (34, 2093584), (43, 1655392), (68, 1046792), (86, 827696), (136, 523396), (172, 413848), (179, 397664), (272, 261698), (289, 246304), (344, 206924), (358, 198832), (544, 130849), (578, 123152), (688, 103462), (716, 99416), (731, 97376), (1156, 61576), (1376, 51731), (1432, 49708), (1462, 48688), (2312, 30788), (2864, 24854), (2924, 24344), (3043, 23392), (4624, 15394), (5728, 12427), (5848, 12172), (6086, 11696), (7697, 9248)]