781036203968

素因数分解:

$2^6\times {\mathrm{661}}^1\times {\mathrm{677}}^1\times {\mathrm{27271}}^1$

素因数の和:28621

約数の個数: 56

約数和(自身を含む): 1554563234784

約数和(自身を除く): 773527030816

約数列:

[1, 2, 4, 8, 16, 32, 64, 661, 677, 1322, 1354, 2644, 2708, 5288, 5416, 10576, 10832, 21152, 21664, 27271, 42304, 43328, 54542, 109084, 218168, 436336, 447497, 872672, 894994, 1745344, 1789988, 3579976, 7159952, 14319904, 18026131, 18462467, 28639808, 36052262, 36924934, 72104524, 73849868, 144209048, 147699736, 288418096, 295399472, 576836192, 590798944, 1153672384, 1181597888, 12203690687, 24407381374, 48814762748, 97629525496, 195259050992, 390518101984, 781036203968]

約数ペア:

[(1, 781036203968), (2, 390518101984), (4, 195259050992), (8, 97629525496), (16, 48814762748), (32, 24407381374), (64, 12203690687), (661, 1181597888), (677, 1153672384), (1322, 590798944), (1354, 576836192), (2644, 295399472), (2708, 288418096), (5288, 147699736), (5416, 144209048), (10576, 73849868), (10832, 72104524), (21152, 36924934), (21664, 36052262), (27271, 28639808), (42304, 18462467), (43328, 18026131), (54542, 14319904), (109084, 7159952), (218168, 3579976), (436336, 1789988), (447497, 1745344), (872672, 894994)]