81643392

素因数分解:

$2^7\times 3^2\times {\mathrm{131}}^1\times {\mathrm{541}}^1$

素因数の和:692

約数の個数: 96

約数和(自身を含む): 237168360

約数和(自身を除く): 155524968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 131, 144, 192, 262, 288, 384, 393, 524, 541, 576, 786, 1048, 1082, 1152, 1179, 1572, 1623, 2096, 2164, 2358, 3144, 3246, 4192, 4328, 4716, 4869, 6288, 6492, 8384, 8656, 9432, 9738, 12576, 12984, 16768, 17312, 18864, 19476, 25152, 25968, 34624, 37728, 38952, 50304, 51936, 69248, 70871, 75456, 77904, 103872, 141742, 150912, 155808, 207744, 212613, 283484, 311616, 425226, 566968, 623232, 637839, 850452, 1133936, 1275678, 1700904, 2267872, 2551356, 3401808, 4535744, 5102712, 6803616, 9071488, 10205424, 13607232, 20410848, 27214464, 40821696, 81643392]

約数ペア:

[(1, 81643392), (2, 40821696), (3, 27214464), (4, 20410848), (6, 13607232), (8, 10205424), (9, 9071488), (12, 6803616), (16, 5102712), (18, 4535744), (24, 3401808), (32, 2551356), (36, 2267872), (48, 1700904), (64, 1275678), (72, 1133936), (96, 850452), (128, 637839), (131, 623232), (144, 566968), (192, 425226), (262, 311616), (288, 283484), (384, 212613), (393, 207744), (524, 155808), (541, 150912), (576, 141742), (786, 103872), (1048, 77904), (1082, 75456), (1152, 70871), (1179, 69248), (1572, 51936), (1623, 50304), (2096, 38952), (2164, 37728), (2358, 34624), (3144, 25968), (3246, 25152), (4192, 19476), (4328, 18864), (4716, 17312), (4869, 16768), (6288, 12984), (6492, 12576), (8384, 9738), (8656, 9432)]