161659904

素因数分解:

$2^{10}\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1187}}^1$

素因数の和:1233

約数の個数: 88

約数和(自身を含む): 389093760

約数和(自身を除く): 227433856

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 256, 266, 304, 448, 512, 532, 608, 896, 1024, 1064, 1187, 1216, 1792, 2128, 2374, 2432, 3584, 4256, 4748, 4864, 7168, 8309, 8512, 9496, 9728, 16618, 17024, 18992, 19456, 22553, 33236, 34048, 37984, 45106, 66472, 68096, 75968, 90212, 132944, 136192, 151936, 157871, 180424, 265888, 303872, 315742, 360848, 531776, 607744, 631484, 721696, 1063552, 1215488, 1262968, 1443392, 2127104, 2525936, 2886784, 4254208, 5051872, 5773568, 8508416, 10103744, 11547136, 20207488, 23094272, 40414976, 80829952, 161659904]

約数ペア:

[(1, 161659904), (2, 80829952), (4, 40414976), (7, 23094272), (8, 20207488), (14, 11547136), (16, 10103744), (19, 8508416), (28, 5773568), (32, 5051872), (38, 4254208), (56, 2886784), (64, 2525936), (76, 2127104), (112, 1443392), (128, 1262968), (133, 1215488), (152, 1063552), (224, 721696), (256, 631484), (266, 607744), (304, 531776), (448, 360848), (512, 315742), (532, 303872), (608, 265888), (896, 180424), (1024, 157871), (1064, 151936), (1187, 136192), (1216, 132944), (1792, 90212), (2128, 75968), (2374, 68096), (2432, 66472), (3584, 45106), (4256, 37984), (4748, 34048), (4864, 33236), (7168, 22553), (8309, 19456), (8512, 18992), (9496, 17024), (9728, 16618)]