133564880

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{947}}^1$

素因数の和:1044

約数の個数: 80

約数和(自身を含む): 325854144

約数和(自身を除く): 192289264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 43, 80, 82, 86, 164, 172, 205, 215, 328, 344, 410, 430, 656, 688, 820, 860, 947, 1640, 1720, 1763, 1894, 3280, 3440, 3526, 3788, 4735, 7052, 7576, 8815, 9470, 14104, 15152, 17630, 18940, 28208, 35260, 37880, 38827, 40721, 70520, 75760, 77654, 81442, 141040, 155308, 162884, 194135, 203605, 310616, 325768, 388270, 407210, 621232, 651536, 776540, 814420, 1553080, 1628840, 1669561, 3106160, 3257680, 3339122, 6678244, 8347805, 13356488, 16695610, 26712976, 33391220, 66782440, 133564880]

約数ペア:

[(1, 133564880), (2, 66782440), (4, 33391220), (5, 26712976), (8, 16695610), (10, 13356488), (16, 8347805), (20, 6678244), (40, 3339122), (41, 3257680), (43, 3106160), (80, 1669561), (82, 1628840), (86, 1553080), (164, 814420), (172, 776540), (205, 651536), (215, 621232), (328, 407210), (344, 388270), (410, 325768), (430, 310616), (656, 203605), (688, 194135), (820, 162884), (860, 155308), (947, 141040), (1640, 81442), (1720, 77654), (1763, 75760), (1894, 70520), (3280, 40721), (3440, 38827), (3526, 37880), (3788, 35260), (4735, 28208), (7052, 18940), (7576, 17630), (8815, 15152), (9470, 14104)]