205564612

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{1381}}^1$

素因数の和:1612

約数の個数: 48

約数和(自身を含む): 417916800

約数和(自身を除く): 212352188

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 187, 199, 374, 398, 748, 796, 1381, 2189, 2762, 3383, 4378, 5524, 6766, 8756, 13532, 15191, 23477, 30382, 37213, 46954, 60764, 74426, 93908, 148852, 258247, 274819, 516494, 549638, 1032988, 1099276, 3023009, 4671923, 6046018, 9343846, 12092036, 18687692, 51391153, 102782306, 205564612]

約数ペア:

[(1, 205564612), (2, 102782306), (4, 51391153), (11, 18687692), (17, 12092036), (22, 9343846), (34, 6046018), (44, 4671923), (68, 3023009), (187, 1099276), (199, 1032988), (374, 549638), (398, 516494), (748, 274819), (796, 258247), (1381, 148852), (2189, 93908), (2762, 74426), (3383, 60764), (4378, 46954), (5524, 37213), (6766, 30382), (8756, 23477), (13532, 15191)]