81150608

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{331}}^1$

素因数の和:556

約数の個数: 80

約数和(自身を含む): 197606400

約数和(自身を除く): 116455792

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 199, 308, 331, 398, 616, 662, 796, 1232, 1324, 1393, 1592, 2189, 2317, 2648, 2786, 3184, 3641, 4378, 4634, 5296, 5572, 7282, 8756, 9268, 11144, 14564, 15323, 17512, 18536, 22288, 25487, 29128, 30646, 35024, 37072, 50974, 58256, 61292, 65869, 101948, 122584, 131738, 203896, 245168, 263476, 407792, 461083, 526952, 724559, 922166, 1053904, 1449118, 1844332, 2898236, 3688664, 5071913, 5796472, 7377328, 10143826, 11592944, 20287652, 40575304, 81150608]

約数ペア:

[(1, 81150608), (2, 40575304), (4, 20287652), (7, 11592944), (8, 10143826), (11, 7377328), (14, 5796472), (16, 5071913), (22, 3688664), (28, 2898236), (44, 1844332), (56, 1449118), (77, 1053904), (88, 922166), (112, 724559), (154, 526952), (176, 461083), (199, 407792), (308, 263476), (331, 245168), (398, 203896), (616, 131738), (662, 122584), (796, 101948), (1232, 65869), (1324, 61292), (1393, 58256), (1592, 50974), (2189, 37072), (2317, 35024), (2648, 30646), (2786, 29128), (3184, 25487), (3641, 22288), (4378, 18536), (4634, 17512), (5296, 15323), (5572, 14564), (7282, 11144), (8756, 9268)]