1289879552

素因数分解:

$2^{17}\times {\mathrm{13}}^1\times {\mathrm{757}}^1$

素因数の和:804

約数の個数: 72

約数和(自身を含む): 2781861516

約数和(自身を除く): 1491981964

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 757, 832, 1024, 1514, 1664, 2048, 3028, 3328, 4096, 6056, 6656, 8192, 9841, 12112, 13312, 16384, 19682, 24224, 26624, 32768, 39364, 48448, 53248, 65536, 78728, 96896, 106496, 131072, 157456, 193792, 212992, 314912, 387584, 425984, 629824, 775168, 851968, 1259648, 1550336, 1703936, 2519296, 3100672, 5038592, 6201344, 10077184, 12402688, 20154368, 24805376, 40308736, 49610752, 80617472, 99221504, 161234944, 322469888, 644939776, 1289879552]

約数ペア:

[(1, 1289879552), (2, 644939776), (4, 322469888), (8, 161234944), (13, 99221504), (16, 80617472), (26, 49610752), (32, 40308736), (52, 24805376), (64, 20154368), (104, 12402688), (128, 10077184), (208, 6201344), (256, 5038592), (416, 3100672), (512, 2519296), (757, 1703936), (832, 1550336), (1024, 1259648), (1514, 851968), (1664, 775168), (2048, 629824), (3028, 425984), (3328, 387584), (4096, 314912), (6056, 212992), (6656, 193792), (8192, 157456), (9841, 131072), (12112, 106496), (13312, 96896), (16384, 78728), (19682, 65536), (24224, 53248), (26624, 48448), (32768, 39364)]