80966732

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{1321}}^1$

素因数の和:1542

約数の個数: 48

約数和(自身を含む): 177676800

約数和(自身を除く): 96710068

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 199, 308, 398, 796, 1321, 1393, 2189, 2642, 2786, 4378, 5284, 5572, 8756, 9247, 14531, 15323, 18494, 29062, 30646, 36988, 58124, 61292, 101717, 203434, 262879, 406868, 525758, 1051516, 1840153, 2891669, 3680306, 5783338, 7360612, 11566676, 20241683, 40483366, 80966732]

約数ペア:

[(1, 80966732), (2, 40483366), (4, 20241683), (7, 11566676), (11, 7360612), (14, 5783338), (22, 3680306), (28, 2891669), (44, 1840153), (77, 1051516), (154, 525758), (199, 406868), (308, 262879), (398, 203434), (796, 101717), (1321, 61292), (1393, 58124), (2189, 36988), (2642, 30646), (2786, 29062), (4378, 18494), (5284, 15323), (5572, 14531), (8756, 9247)]