25471744

素因数分解:

$2^8\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:165

約数の個数: 72

約数和(自身を含む): 54452160

約数和(自身を除く): 28980416

約数列:

[1, 2, 4, 8, 16, 29, 32, 47, 58, 64, 73, 94, 116, 128, 146, 188, 232, 256, 292, 376, 464, 584, 752, 928, 1168, 1363, 1504, 1856, 2117, 2336, 2726, 3008, 3431, 3712, 4234, 4672, 5452, 6016, 6862, 7424, 8468, 9344, 10904, 12032, 13724, 16936, 18688, 21808, 27448, 33872, 43616, 54896, 67744, 87232, 99499, 109792, 135488, 174464, 198998, 219584, 270976, 348928, 397996, 439168, 541952, 795992, 878336, 1591984, 3183968, 6367936, 12735872, 25471744]

約数ペア:

[(1, 25471744), (2, 12735872), (4, 6367936), (8, 3183968), (16, 1591984), (29, 878336), (32, 795992), (47, 541952), (58, 439168), (64, 397996), (73, 348928), (94, 270976), (116, 219584), (128, 198998), (146, 174464), (188, 135488), (232, 109792), (256, 99499), (292, 87232), (376, 67744), (464, 54896), (584, 43616), (752, 33872), (928, 27448), (1168, 21808), (1363, 18688), (1504, 16936), (1856, 13724), (2117, 12032), (2336, 10904), (2726, 9344), (3008, 8468), (3431, 7424), (3712, 6862), (4234, 6016), (4672, 5452)]