71538848

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{547}}^1$

素因数の和:685

約数の個数: 48

約数和(自身を含む): 145553184

約数和(自身を除く): 74014336

約数列:

[1, 2, 4, 8, 16, 32, 61, 67, 122, 134, 244, 268, 488, 536, 547, 976, 1072, 1094, 1952, 2144, 2188, 4087, 4376, 8174, 8752, 16348, 17504, 32696, 33367, 36649, 65392, 66734, 73298, 130784, 133468, 146596, 266936, 293192, 533872, 586384, 1067744, 1172768, 2235589, 4471178, 8942356, 17884712, 35769424, 71538848]

約数ペア:

[(1, 71538848), (2, 35769424), (4, 17884712), (8, 8942356), (16, 4471178), (32, 2235589), (61, 1172768), (67, 1067744), (122, 586384), (134, 533872), (244, 293192), (268, 266936), (488, 146596), (536, 133468), (547, 130784), (976, 73298), (1072, 66734), (1094, 65392), (1952, 36649), (2144, 33367), (2188, 32696), (4087, 17504), (4376, 16348), (8174, 8752)]