64378888

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:374

約数の個数: 64

約数和(自身を含む): 142560000

約数和(自身を除く): 78181112

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 106, 109, 199, 212, 218, 371, 398, 424, 436, 742, 763, 796, 872, 1393, 1484, 1526, 1592, 2786, 2968, 3052, 5572, 5777, 6104, 10547, 11144, 11554, 21094, 21691, 23108, 40439, 42188, 43382, 46216, 73829, 80878, 84376, 86764, 147658, 151837, 161756, 173528, 295316, 303674, 323512, 590632, 607348, 1149623, 1214696, 2299246, 4598492, 8047361, 9196984, 16094722, 32189444, 64378888]

約数ペア:

[(1, 64378888), (2, 32189444), (4, 16094722), (7, 9196984), (8, 8047361), (14, 4598492), (28, 2299246), (53, 1214696), (56, 1149623), (106, 607348), (109, 590632), (199, 323512), (212, 303674), (218, 295316), (371, 173528), (398, 161756), (424, 151837), (436, 147658), (742, 86764), (763, 84376), (796, 80878), (872, 73829), (1393, 46216), (1484, 43382), (1526, 42188), (1592, 40439), (2786, 23108), (2968, 21691), (3052, 21094), (5572, 11554), (5777, 11144), (6104, 10547)]