81554976

素因数分解:

$2^5\times 3^2\times {\mathrm{199}}^1\times {\mathrm{1423}}^1$

素因数の和:1638

約数の個数: 72

約数和(自身を含む): 233251200

約数和(自身を除く): 151696224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 199, 288, 398, 597, 796, 1194, 1423, 1592, 1791, 2388, 2846, 3184, 3582, 4269, 4776, 5692, 6368, 7164, 8538, 9552, 11384, 12807, 14328, 17076, 19104, 22768, 25614, 28656, 34152, 45536, 51228, 57312, 68304, 102456, 136608, 204912, 283177, 409824, 566354, 849531, 1132708, 1699062, 2265416, 2548593, 3398124, 4530832, 5097186, 6796248, 9061664, 10194372, 13592496, 20388744, 27184992, 40777488, 81554976]

約数ペア:

[(1, 81554976), (2, 40777488), (3, 27184992), (4, 20388744), (6, 13592496), (8, 10194372), (9, 9061664), (12, 6796248), (16, 5097186), (18, 4530832), (24, 3398124), (32, 2548593), (36, 2265416), (48, 1699062), (72, 1132708), (96, 849531), (144, 566354), (199, 409824), (288, 283177), (398, 204912), (597, 136608), (796, 102456), (1194, 68304), (1423, 57312), (1592, 51228), (1791, 45536), (2388, 34152), (2846, 28656), (3184, 25614), (3582, 22768), (4269, 19104), (4776, 17076), (5692, 14328), (6368, 12807), (7164, 11384), (8538, 9552)]