161568512

素因数分解:

$2^8\times 7^1\times {\mathrm{29}}^1\times {\mathrm{3109}}^1$

素因数の和:3161

約数の個数: 72

約数和(自身を含む): 381410400

約数和(自身を除く): 219841888

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 64, 112, 116, 128, 203, 224, 232, 256, 406, 448, 464, 812, 896, 928, 1624, 1792, 1856, 3109, 3248, 3712, 6218, 6496, 7424, 12436, 12992, 21763, 24872, 25984, 43526, 49744, 51968, 87052, 90161, 99488, 174104, 180322, 198976, 348208, 360644, 397952, 631127, 696416, 721288, 795904, 1262254, 1392832, 1442576, 2524508, 2785664, 2885152, 5049016, 5571328, 5770304, 10098032, 11540608, 20196064, 23081216, 40392128, 80784256, 161568512]

約数ペア:

[(1, 161568512), (2, 80784256), (4, 40392128), (7, 23081216), (8, 20196064), (14, 11540608), (16, 10098032), (28, 5770304), (29, 5571328), (32, 5049016), (56, 2885152), (58, 2785664), (64, 2524508), (112, 1442576), (116, 1392832), (128, 1262254), (203, 795904), (224, 721288), (232, 696416), (256, 631127), (406, 397952), (448, 360644), (464, 348208), (812, 198976), (896, 180322), (928, 174104), (1624, 99488), (1792, 90161), (1856, 87052), (3109, 51968), (3248, 49744), (3712, 43526), (6218, 25984), (6496, 24872), (7424, 21763), (12436, 12992)]