78376960

素因数分解:

$2^{12}\times 5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:161

約数の個数: 104

約数和(自身を含む): 194618160

約数和(自身を除く): 116241200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 89, 128, 160, 172, 178, 215, 256, 320, 344, 356, 430, 445, 512, 640, 688, 712, 860, 890, 1024, 1280, 1376, 1424, 1720, 1780, 2048, 2560, 2752, 2848, 3440, 3560, 3827, 4096, 5120, 5504, 5696, 6880, 7120, 7654, 10240, 11008, 11392, 13760, 14240, 15308, 19135, 20480, 22016, 22784, 27520, 28480, 30616, 38270, 44032, 45568, 55040, 56960, 61232, 76540, 88064, 91136, 110080, 113920, 122464, 153080, 176128, 182272, 220160, 227840, 244928, 306160, 364544, 440320, 455680, 489856, 612320, 880640, 911360, 979712, 1224640, 1822720, 1959424, 2449280, 3918848, 4898560, 7837696, 9797120, 15675392, 19594240, 39188480, 78376960]

約数ペア:

[(1, 78376960), (2, 39188480), (4, 19594240), (5, 15675392), (8, 9797120), (10, 7837696), (16, 4898560), (20, 3918848), (32, 2449280), (40, 1959424), (43, 1822720), (64, 1224640), (80, 979712), (86, 911360), (89, 880640), (128, 612320), (160, 489856), (172, 455680), (178, 440320), (215, 364544), (256, 306160), (320, 244928), (344, 227840), (356, 220160), (430, 182272), (445, 176128), (512, 153080), (640, 122464), (688, 113920), (712, 110080), (860, 91136), (890, 88064), (1024, 76540), (1280, 61232), (1376, 56960), (1424, 55040), (1720, 45568), (1780, 44032), (2048, 38270), (2560, 30616), (2752, 28480), (2848, 27520), (3440, 22784), (3560, 22016), (3827, 20480), (4096, 19135), (5120, 15308), (5504, 14240), (5696, 13760), (6880, 11392), (7120, 11008), (7654, 10240)]