8201984

素因数分解:

$2^8\times 7^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:245

約数の個数: 72

約数和(自身を含む): 19622400

約数和(自身を除く): 11420416

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 64, 92, 112, 128, 161, 184, 199, 224, 256, 322, 368, 398, 448, 644, 736, 796, 896, 1288, 1393, 1472, 1592, 1792, 2576, 2786, 2944, 3184, 4577, 5152, 5572, 5888, 6368, 9154, 10304, 11144, 12736, 18308, 20608, 22288, 25472, 32039, 36616, 41216, 44576, 50944, 64078, 73232, 89152, 128156, 146464, 178304, 256312, 292928, 356608, 512624, 585856, 1025248, 1171712, 2050496, 4100992, 8201984]

約数ペア:

[(1, 8201984), (2, 4100992), (4, 2050496), (7, 1171712), (8, 1025248), (14, 585856), (16, 512624), (23, 356608), (28, 292928), (32, 256312), (46, 178304), (56, 146464), (64, 128156), (92, 89152), (112, 73232), (128, 64078), (161, 50944), (184, 44576), (199, 41216), (224, 36616), (256, 32039), (322, 25472), (368, 22288), (398, 20608), (448, 18308), (644, 12736), (736, 11144), (796, 10304), (896, 9154), (1288, 6368), (1393, 5888), (1472, 5572), (1592, 5152), (1792, 4577), (2576, 3184), (2786, 2944)]