225517312

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:385

約数の個数: 72

約数和(自身を含む): 470218112

約数和(自身を除く): 244700800

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 157, 181, 248, 256, 314, 362, 496, 628, 724, 992, 1256, 1448, 1984, 2512, 2896, 3968, 4867, 5024, 5611, 5792, 7936, 9734, 10048, 11222, 11584, 19468, 20096, 22444, 23168, 28417, 38936, 40192, 44888, 46336, 56834, 77872, 89776, 113668, 155744, 179552, 227336, 311488, 359104, 454672, 622976, 718208, 880927, 909344, 1245952, 1436416, 1761854, 1818688, 3523708, 3637376, 7047416, 7274752, 14094832, 28189664, 56379328, 112758656, 225517312]

約数ペア:

[(1, 225517312), (2, 112758656), (4, 56379328), (8, 28189664), (16, 14094832), (31, 7274752), (32, 7047416), (62, 3637376), (64, 3523708), (124, 1818688), (128, 1761854), (157, 1436416), (181, 1245952), (248, 909344), (256, 880927), (314, 718208), (362, 622976), (496, 454672), (628, 359104), (724, 311488), (992, 227336), (1256, 179552), (1448, 155744), (1984, 113668), (2512, 89776), (2896, 77872), (3968, 56834), (4867, 46336), (5024, 44888), (5611, 40192), (5792, 38936), (7936, 28417), (9734, 23168), (10048, 22444), (11222, 20096), (11584, 19468)]