161273728

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{16363}}^1$

素因数の和:16395

約数の個数: 64

約数和(自身を含む): 400590720

約数和(自身を除く): 239316992

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 128, 154, 176, 224, 308, 352, 448, 616, 704, 896, 1232, 1408, 2464, 4928, 9856, 16363, 32726, 65452, 114541, 130904, 179993, 229082, 261808, 359986, 458164, 523616, 719972, 916328, 1047232, 1259951, 1439944, 1832656, 2094464, 2519902, 2879888, 3665312, 5039804, 5759776, 7330624, 10079608, 11519552, 14661248, 20159216, 23039104, 40318432, 80636864, 161273728]

約数ペア:

[(1, 161273728), (2, 80636864), (4, 40318432), (7, 23039104), (8, 20159216), (11, 14661248), (14, 11519552), (16, 10079608), (22, 7330624), (28, 5759776), (32, 5039804), (44, 3665312), (56, 2879888), (64, 2519902), (77, 2094464), (88, 1832656), (112, 1439944), (128, 1259951), (154, 1047232), (176, 916328), (224, 719972), (308, 523616), (352, 458164), (448, 359986), (616, 261808), (704, 229082), (896, 179993), (1232, 130904), (1408, 114541), (2464, 65452), (4928, 32726), (9856, 16363)]