129925120

素因数分解:

$2^{15}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1$

素因数の和:109

約数の個数: 128

約数和(自身を含む): 341306280

約数和(自身を除く): 211381160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 61, 64, 65, 80, 104, 122, 128, 130, 160, 208, 244, 256, 260, 305, 320, 416, 488, 512, 520, 610, 640, 793, 832, 976, 1024, 1040, 1220, 1280, 1586, 1664, 1952, 2048, 2080, 2440, 2560, 3172, 3328, 3904, 3965, 4096, 4160, 4880, 5120, 6344, 6656, 7808, 7930, 8192, 8320, 9760, 10240, 12688, 13312, 15616, 15860, 16384, 16640, 19520, 20480, 25376, 26624, 31232, 31720, 32768, 33280, 39040, 40960, 50752, 53248, 62464, 63440, 66560, 78080, 81920, 101504, 106496, 124928, 126880, 133120, 156160, 163840, 203008, 212992, 249856, 253760, 266240, 312320, 406016, 425984, 499712, 507520, 532480, 624640, 812032, 999424, 1015040, 1064960, 1249280, 1624064, 1998848, 2030080, 2129920, 2498560, 3248128, 4060160, 4997120, 6496256, 8120320, 9994240, 12992512, 16240640, 25985024, 32481280, 64962560, 129925120]

約数ペア:

[(1, 129925120), (2, 64962560), (4, 32481280), (5, 25985024), (8, 16240640), (10, 12992512), (13, 9994240), (16, 8120320), (20, 6496256), (26, 4997120), (32, 4060160), (40, 3248128), (52, 2498560), (61, 2129920), (64, 2030080), (65, 1998848), (80, 1624064), (104, 1249280), (122, 1064960), (128, 1015040), (130, 999424), (160, 812032), (208, 624640), (244, 532480), (256, 507520), (260, 499712), (305, 425984), (320, 406016), (416, 312320), (488, 266240), (512, 253760), (520, 249856), (610, 212992), (640, 203008), (793, 163840), (832, 156160), (976, 133120), (1024, 126880), (1040, 124928), (1220, 106496), (1280, 101504), (1586, 81920), (1664, 78080), (1952, 66560), (2048, 63440), (2080, 62464), (2440, 53248), (2560, 50752), (3172, 40960), (3328, 39040), (3904, 33280), (3965, 32768), (4096, 31720), (4160, 31232), (4880, 26624), (5120, 25376), (6344, 20480), (6656, 19520), (7808, 16640), (7930, 16384), (8192, 15860), (8320, 15616), (9760, 13312), (10240, 12688)]