161509376

素因数分解:

$2^{12}\times 7^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:205

約数の個数: 104

約数和(自身を含む): 380586624

約数和(自身を除く): 219077248

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 56, 64, 86, 112, 128, 131, 172, 224, 256, 262, 301, 344, 448, 512, 524, 602, 688, 896, 917, 1024, 1048, 1204, 1376, 1792, 1834, 2048, 2096, 2408, 2752, 3584, 3668, 4096, 4192, 4816, 5504, 5633, 7168, 7336, 8384, 9632, 11008, 11266, 14336, 14672, 16768, 19264, 22016, 22532, 28672, 29344, 33536, 38528, 39431, 44032, 45064, 58688, 67072, 77056, 78862, 88064, 90128, 117376, 134144, 154112, 157724, 176128, 180256, 234752, 268288, 308224, 315448, 360512, 469504, 536576, 616448, 630896, 721024, 939008, 1232896, 1261792, 1442048, 1878016, 2523584, 2884096, 3756032, 5047168, 5768192, 10094336, 11536384, 20188672, 23072768, 40377344, 80754688, 161509376]

約数ペア:

[(1, 161509376), (2, 80754688), (4, 40377344), (7, 23072768), (8, 20188672), (14, 11536384), (16, 10094336), (28, 5768192), (32, 5047168), (43, 3756032), (56, 2884096), (64, 2523584), (86, 1878016), (112, 1442048), (128, 1261792), (131, 1232896), (172, 939008), (224, 721024), (256, 630896), (262, 616448), (301, 536576), (344, 469504), (448, 360512), (512, 315448), (524, 308224), (602, 268288), (688, 234752), (896, 180256), (917, 176128), (1024, 157724), (1048, 154112), (1204, 134144), (1376, 117376), (1792, 90128), (1834, 88064), (2048, 78862), (2096, 77056), (2408, 67072), (2752, 58688), (3584, 45064), (3668, 44032), (4096, 39431), (4192, 38528), (4816, 33536), (5504, 29344), (5633, 28672), (7168, 22532), (7336, 22016), (8384, 19264), (9632, 16768), (11008, 14672), (11266, 14336)]