------------ C+gmp -------------------------
out(keta,kazu):36 * 8388608, time= 0.48s
out(keta,kazu):72 * 4194304, time= 0.41s
out(keta,kazu):144 * 2097152, time= 0.30s
out(keta,kazu):288 * 1048576, time= 0.19s
out(keta,kazu):576 * 524288, time= 0.14s
out(keta,kazu):1152 * 262144, time= 0.17s
out(keta,kazu):2304 * 131072, time= 0.25s
out(keta,kazu):4608 * 65536, time= 0.33s
out(keta,kazu):9216 * 32768, time= 0.47s
out(keta,kazu):18432 * 16384, time= 0.61s
out(keta,kazu):36864 * 8192, time= 0.80s
out(keta,kazu):73728 * 4096, time= 1.03s
out(keta,kazu):147456 * 2048, time= 1.28s
out(keta,kazu):294912 * 1024, time= 1.41s
out(keta,kazu):589824 * 512, time= 1.61s
out(keta,kazu):1179648 * 256, time= 2.08s
out(keta,kazu):2359296 * 128, time= 2.17s
out(keta,kazu):4718592 * 64, time= 2.59s
out(keta,kazu):9437184 * 32, time= 2.84s
out(keta,kazu):18874368 * 16, time= 3.19s
out(keta,kazu):37748736 * 8, time= 3.36s
out(keta,kazu):75497472 * 4, time= 3.70s
out(keta,kazu):150994944 * 2, time= 3.88s
out(keta,kazu):301989888 * 1, time= 4.47s