31975168

素因数分解:

$2^8\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:177

約数の個数: 72

約数和(自身を含む): 68065200

約数和(自身を除く): 36090032

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 59, 64, 73, 116, 118, 128, 146, 232, 236, 256, 292, 464, 472, 584, 928, 944, 1168, 1711, 1856, 1888, 2117, 2336, 3422, 3712, 3776, 4234, 4307, 4672, 6844, 7424, 7552, 8468, 8614, 9344, 13688, 15104, 16936, 17228, 18688, 27376, 33872, 34456, 54752, 67744, 68912, 109504, 124903, 135488, 137824, 219008, 249806, 270976, 275648, 438016, 499612, 541952, 551296, 999224, 1102592, 1998448, 3996896, 7993792, 15987584, 31975168]

約数ペア:

[(1, 31975168), (2, 15987584), (4, 7993792), (8, 3996896), (16, 1998448), (29, 1102592), (32, 999224), (58, 551296), (59, 541952), (64, 499612), (73, 438016), (116, 275648), (118, 270976), (128, 249806), (146, 219008), (232, 137824), (236, 135488), (256, 124903), (292, 109504), (464, 68912), (472, 67744), (584, 54752), (928, 34456), (944, 33872), (1168, 27376), (1711, 18688), (1856, 17228), (1888, 16936), (2117, 15104), (2336, 13688), (3422, 9344), (3712, 8614), (3776, 8468), (4234, 7552), (4307, 7424), (4672, 6844)]