25319168

素因数分解:

$2^8\times 7^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:293

約数の個数: 72

約数和(自身を含む): 58867200

約数和(自身を除く): 33548032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 71, 112, 128, 142, 199, 224, 256, 284, 398, 448, 497, 568, 796, 896, 994, 1136, 1393, 1592, 1792, 1988, 2272, 2786, 3184, 3976, 4544, 5572, 6368, 7952, 9088, 11144, 12736, 14129, 15904, 18176, 22288, 25472, 28258, 31808, 44576, 50944, 56516, 63616, 89152, 98903, 113032, 127232, 178304, 197806, 226064, 356608, 395612, 452128, 791224, 904256, 1582448, 1808512, 3164896, 3617024, 6329792, 12659584, 25319168]

約数ペア:

[(1, 25319168), (2, 12659584), (4, 6329792), (7, 3617024), (8, 3164896), (14, 1808512), (16, 1582448), (28, 904256), (32, 791224), (56, 452128), (64, 395612), (71, 356608), (112, 226064), (128, 197806), (142, 178304), (199, 127232), (224, 113032), (256, 98903), (284, 89152), (398, 63616), (448, 56516), (497, 50944), (568, 44576), (796, 31808), (896, 28258), (994, 25472), (1136, 22288), (1393, 18176), (1592, 15904), (1792, 14129), (1988, 12736), (2272, 11144), (2786, 9088), (3184, 7952), (3976, 6368), (4544, 5572)]