66138128

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{443}}^1$

素因数の和:532

約数の個数: 80

約数和(自身を含む): 155037696

約数和(自身を除く): 88899568

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 43, 56, 62, 86, 112, 124, 172, 217, 248, 301, 344, 434, 443, 496, 602, 688, 868, 886, 1204, 1333, 1736, 1772, 2408, 2666, 3101, 3472, 3544, 4816, 5332, 6202, 7088, 9331, 10664, 12404, 13733, 18662, 19049, 21328, 24808, 27466, 37324, 38098, 49616, 54932, 74648, 76196, 96131, 109864, 133343, 149296, 152392, 192262, 219728, 266686, 304784, 384524, 533372, 590519, 769048, 1066744, 1181038, 1538096, 2133488, 2362076, 4133633, 4724152, 8267266, 9448304, 16534532, 33069064, 66138128]

約数ペア:

[(1, 66138128), (2, 33069064), (4, 16534532), (7, 9448304), (8, 8267266), (14, 4724152), (16, 4133633), (28, 2362076), (31, 2133488), (43, 1538096), (56, 1181038), (62, 1066744), (86, 769048), (112, 590519), (124, 533372), (172, 384524), (217, 304784), (248, 266686), (301, 219728), (344, 192262), (434, 152392), (443, 149296), (496, 133343), (602, 109864), (688, 96131), (868, 76196), (886, 74648), (1204, 54932), (1333, 49616), (1736, 38098), (1772, 37324), (2408, 27466), (2666, 24808), (3101, 21328), (3472, 19049), (3544, 18662), (4816, 13733), (5332, 12404), (6202, 10664), (7088, 9331)]