81235968

素因数分解:

$2^{12}\times 3^1\times {\mathrm{11}}^1\times {\mathrm{601}}^1$

素因数の和:639

約数の個数: 104

約数和(自身を含む): 236687136

約数和(自身を除く): 155451168

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 64, 66, 88, 96, 128, 132, 176, 192, 256, 264, 352, 384, 512, 528, 601, 704, 768, 1024, 1056, 1202, 1408, 1536, 1803, 2048, 2112, 2404, 2816, 3072, 3606, 4096, 4224, 4808, 5632, 6144, 6611, 7212, 8448, 9616, 11264, 12288, 13222, 14424, 16896, 19232, 19833, 22528, 26444, 28848, 33792, 38464, 39666, 45056, 52888, 57696, 67584, 76928, 79332, 105776, 115392, 135168, 153856, 158664, 211552, 230784, 307712, 317328, 423104, 461568, 615424, 634656, 846208, 923136, 1230848, 1269312, 1692416, 1846272, 2461696, 2538624, 3384832, 3692544, 5077248, 6769664, 7385088, 10154496, 13539328, 20308992, 27078656, 40617984, 81235968]

約数ペア:

[(1, 81235968), (2, 40617984), (3, 27078656), (4, 20308992), (6, 13539328), (8, 10154496), (11, 7385088), (12, 6769664), (16, 5077248), (22, 3692544), (24, 3384832), (32, 2538624), (33, 2461696), (44, 1846272), (48, 1692416), (64, 1269312), (66, 1230848), (88, 923136), (96, 846208), (128, 634656), (132, 615424), (176, 461568), (192, 423104), (256, 317328), (264, 307712), (352, 230784), (384, 211552), (512, 158664), (528, 153856), (601, 135168), (704, 115392), (768, 105776), (1024, 79332), (1056, 76928), (1202, 67584), (1408, 57696), (1536, 52888), (1803, 45056), (2048, 39666), (2112, 38464), (2404, 33792), (2816, 28848), (3072, 26444), (3606, 22528), (4096, 19833), (4224, 19232), (4808, 16896), (5632, 14424), (6144, 13222), (6611, 12288), (7212, 11264), (8448, 9616)]