168300520

素因数分解:

$2^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{16763}}^1$

素因数の和:17025

約数の個数: 32

約数和(自身を含む): 380207520

約数和(自身を除く): 211907000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 251, 502, 1004, 1255, 2008, 2510, 5020, 10040, 16763, 33526, 67052, 83815, 134104, 167630, 335260, 670520, 4207513, 8415026, 16830052, 21037565, 33660104, 42075130, 84150260, 168300520]

約数ペア:

[(1, 168300520), (2, 84150260), (4, 42075130), (5, 33660104), (8, 21037565), (10, 16830052), (20, 8415026), (40, 4207513), (251, 670520), (502, 335260), (1004, 167630), (1255, 134104), (2008, 83815), (2510, 67052), (5020, 33526), (10040, 16763)]