40799776

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:401

約数の個数: 48

約数和(自身を含む): 83160000

約数和(自身を除く): 42360224

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 149, 172, 199, 298, 344, 398, 596, 688, 796, 1192, 1376, 1592, 2384, 3184, 4768, 6368, 6407, 8557, 12814, 17114, 25628, 29651, 34228, 51256, 59302, 68456, 102512, 118604, 136912, 205024, 237208, 273824, 474416, 948832, 1274993, 2549986, 5099972, 10199944, 20399888, 40799776]

約数ペア:

[(1, 40799776), (2, 20399888), (4, 10199944), (8, 5099972), (16, 2549986), (32, 1274993), (43, 948832), (86, 474416), (149, 273824), (172, 237208), (199, 205024), (298, 136912), (344, 118604), (398, 102512), (596, 68456), (688, 59302), (796, 51256), (1192, 34228), (1376, 29651), (1592, 25628), (2384, 17114), (3184, 12814), (4768, 8557), (6368, 6407)]