179878976

素因数分解:

$2^6\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{401}}^1$

素因数の和:619

約数の個数: 56

約数和(自身を含む): 368405664

約数和(自身を除く): 188526688

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 163, 172, 326, 344, 401, 652, 688, 802, 1304, 1376, 1604, 2608, 2752, 3208, 5216, 6416, 7009, 10432, 12832, 14018, 17243, 25664, 28036, 34486, 56072, 65363, 68972, 112144, 130726, 137944, 224288, 261452, 275888, 448576, 522904, 551776, 1045808, 1103552, 2091616, 2810609, 4183232, 5621218, 11242436, 22484872, 44969744, 89939488, 179878976]

約数ペア:

[(1, 179878976), (2, 89939488), (4, 44969744), (8, 22484872), (16, 11242436), (32, 5621218), (43, 4183232), (64, 2810609), (86, 2091616), (163, 1103552), (172, 1045808), (326, 551776), (344, 522904), (401, 448576), (652, 275888), (688, 261452), (802, 224288), (1304, 137944), (1376, 130726), (1604, 112144), (2608, 68972), (2752, 65363), (3208, 56072), (5216, 34486), (6416, 28036), (7009, 25664), (10432, 17243), (12832, 14018)]