87865408

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{661}}^1$

素因数の和:771

約数の個数: 56

約数和(自身を含む): 182945024

約数和(自身を除く): 95079616

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 67, 124, 134, 248, 268, 496, 536, 661, 992, 1072, 1322, 1984, 2077, 2144, 2644, 4154, 4288, 5288, 8308, 10576, 16616, 20491, 21152, 33232, 40982, 42304, 44287, 66464, 81964, 88574, 132928, 163928, 177148, 327856, 354296, 655712, 708592, 1311424, 1372897, 1417184, 2745794, 2834368, 5491588, 10983176, 21966352, 43932704, 87865408]

約数ペア:

[(1, 87865408), (2, 43932704), (4, 21966352), (8, 10983176), (16, 5491588), (31, 2834368), (32, 2745794), (62, 1417184), (64, 1372897), (67, 1311424), (124, 708592), (134, 655712), (248, 354296), (268, 327856), (496, 177148), (536, 163928), (661, 132928), (992, 88574), (1072, 81964), (1322, 66464), (1984, 44287), (2077, 42304), (2144, 40982), (2644, 33232), (4154, 21152), (4288, 20491), (5288, 16616), (8308, 10576)]