165671168

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{743}}^1$

素因数の和:839

約数の個数: 72

約数和(自身を含む): 361935168

約数和(自身を除く): 196264000

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 67, 104, 128, 134, 208, 256, 268, 416, 536, 743, 832, 871, 1072, 1486, 1664, 1742, 2144, 2972, 3328, 3484, 4288, 5944, 6968, 8576, 9659, 11888, 13936, 17152, 19318, 23776, 27872, 38636, 47552, 49781, 55744, 77272, 95104, 99562, 111488, 154544, 190208, 199124, 222976, 309088, 398248, 618176, 647153, 796496, 1236352, 1294306, 1592992, 2472704, 2588612, 3185984, 5177224, 6371968, 10354448, 12743936, 20708896, 41417792, 82835584, 165671168]

約数ペア:

[(1, 165671168), (2, 82835584), (4, 41417792), (8, 20708896), (13, 12743936), (16, 10354448), (26, 6371968), (32, 5177224), (52, 3185984), (64, 2588612), (67, 2472704), (104, 1592992), (128, 1294306), (134, 1236352), (208, 796496), (256, 647153), (268, 618176), (416, 398248), (536, 309088), (743, 222976), (832, 199124), (871, 190208), (1072, 154544), (1486, 111488), (1664, 99562), (1742, 95104), (2144, 77272), (2972, 55744), (3328, 49781), (3484, 47552), (4288, 38636), (5944, 27872), (6968, 23776), (8576, 19318), (9659, 17152), (11888, 13936)]