1259238656

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{1031}}^1$

素因数の和:1427

約数の個数: 72

約数和(自身を含む): 2716917504

約数和(自身を除く): 1457678848

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 367, 416, 734, 832, 1031, 1468, 1664, 2062, 2936, 3328, 4124, 4771, 5872, 8248, 9542, 11744, 13403, 16496, 19084, 23488, 26806, 32992, 38168, 46976, 53612, 65984, 76336, 93952, 107224, 131968, 152672, 214448, 263936, 305344, 378377, 428896, 610688, 756754, 857792, 1221376, 1513508, 1715584, 3027016, 3431168, 4918901, 6054032, 9837802, 12108064, 19675604, 24216128, 39351208, 48432256, 78702416, 96864512, 157404832, 314809664, 629619328, 1259238656]

約数ペア:

[(1, 1259238656), (2, 629619328), (4, 314809664), (8, 157404832), (13, 96864512), (16, 78702416), (26, 48432256), (32, 39351208), (52, 24216128), (64, 19675604), (104, 12108064), (128, 9837802), (208, 6054032), (256, 4918901), (367, 3431168), (416, 3027016), (734, 1715584), (832, 1513508), (1031, 1221376), (1468, 857792), (1664, 756754), (2062, 610688), (2936, 428896), (3328, 378377), (4124, 305344), (4771, 263936), (5872, 214448), (8248, 152672), (9542, 131968), (11744, 107224), (13403, 93952), (16496, 76336), (19084, 65984), (23488, 53612), (26806, 46976), (32992, 38168)]