187965440

素因数分解:

$2^{13}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1$

素因数の和:397

約数の個数: 112

約数和(自身を含む): 487164888

約数和(自身を除く): 299199448

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 353, 416, 512, 520, 640, 706, 832, 1024, 1040, 1280, 1412, 1664, 1765, 2048, 2080, 2560, 2824, 3328, 3530, 4096, 4160, 4589, 5120, 5648, 6656, 7060, 8192, 8320, 9178, 10240, 11296, 13312, 14120, 16640, 18356, 20480, 22592, 22945, 26624, 28240, 33280, 36712, 40960, 45184, 45890, 53248, 56480, 66560, 73424, 90368, 91780, 106496, 112960, 133120, 146848, 180736, 183560, 225920, 266240, 293696, 361472, 367120, 451840, 532480, 587392, 722944, 734240, 903680, 1174784, 1445888, 1468480, 1807360, 2349568, 2891776, 2936960, 3614720, 4699136, 5873920, 7229440, 9398272, 11747840, 14458880, 18796544, 23495680, 37593088, 46991360, 93982720, 187965440]

約数ペア:

[(1, 187965440), (2, 93982720), (4, 46991360), (5, 37593088), (8, 23495680), (10, 18796544), (13, 14458880), (16, 11747840), (20, 9398272), (26, 7229440), (32, 5873920), (40, 4699136), (52, 3614720), (64, 2936960), (65, 2891776), (80, 2349568), (104, 1807360), (128, 1468480), (130, 1445888), (160, 1174784), (208, 903680), (256, 734240), (260, 722944), (320, 587392), (353, 532480), (416, 451840), (512, 367120), (520, 361472), (640, 293696), (706, 266240), (832, 225920), (1024, 183560), (1040, 180736), (1280, 146848), (1412, 133120), (1664, 112960), (1765, 106496), (2048, 91780), (2080, 90368), (2560, 73424), (2824, 66560), (3328, 56480), (3530, 53248), (4096, 45890), (4160, 45184), (4589, 40960), (5120, 36712), (5648, 33280), (6656, 28240), (7060, 26624), (8192, 22945), (8320, 22592), (9178, 20480), (10240, 18356), (11296, 16640), (13312, 14120)]