217035520

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{13043}}^1$

素因数の和:13077

約数の個数: 72

約数和(自身を含む): 559900656

約数和(自身を除く): 342865136

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 520, 640, 832, 1040, 1280, 1664, 2080, 3328, 4160, 8320, 13043, 16640, 26086, 52172, 65215, 104344, 130430, 169559, 208688, 260860, 339118, 417376, 521720, 678236, 834752, 847795, 1043440, 1356472, 1669504, 1695590, 2086880, 2712944, 3339008, 3391180, 4173760, 5425888, 6782360, 8347520, 10851776, 13564720, 16695040, 21703552, 27129440, 43407104, 54258880, 108517760, 217035520]

約数ペア:

[(1, 217035520), (2, 108517760), (4, 54258880), (5, 43407104), (8, 27129440), (10, 21703552), (13, 16695040), (16, 13564720), (20, 10851776), (26, 8347520), (32, 6782360), (40, 5425888), (52, 4173760), (64, 3391180), (65, 3339008), (80, 2712944), (104, 2086880), (128, 1695590), (130, 1669504), (160, 1356472), (208, 1043440), (256, 847795), (260, 834752), (320, 678236), (416, 521720), (520, 417376), (640, 339118), (832, 260860), (1040, 208688), (1280, 169559), (1664, 130430), (2080, 104344), (3328, 65215), (4160, 52172), (8320, 26086), (13043, 16640)]