71399608

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:404

約数の個数: 64

約数和(自身を含む): 158400000

約数和(自身を除く): 87000392

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 149, 172, 199, 298, 301, 344, 398, 596, 602, 796, 1043, 1192, 1204, 1393, 1592, 2086, 2408, 2786, 4172, 5572, 6407, 8344, 8557, 11144, 12814, 17114, 25628, 29651, 34228, 44849, 51256, 59302, 59899, 68456, 89698, 118604, 119798, 179396, 207557, 237208, 239596, 358792, 415114, 479192, 830228, 1274993, 1660456, 2549986, 5099972, 8924951, 10199944, 17849902, 35699804, 71399608]

約数ペア:

[(1, 71399608), (2, 35699804), (4, 17849902), (7, 10199944), (8, 8924951), (14, 5099972), (28, 2549986), (43, 1660456), (56, 1274993), (86, 830228), (149, 479192), (172, 415114), (199, 358792), (298, 239596), (301, 237208), (344, 207557), (398, 179396), (596, 119798), (602, 118604), (796, 89698), (1043, 68456), (1192, 59899), (1204, 59302), (1393, 51256), (1592, 44849), (2086, 34228), (2408, 29651), (2786, 25628), (4172, 17114), (5572, 12814), (6407, 11144), (8344, 8557)]