161817475

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{8101}}^1$

素因数の和:8175

約数の個数: 24

約数和(自身を含む): 217003968

約数和(自身を除く): 55186493

約数列:

[1, 5, 17, 25, 47, 85, 235, 425, 799, 1175, 3995, 8101, 19975, 40505, 137717, 202525, 380747, 688585, 1903735, 3442925, 6472699, 9518675, 32363495, 161817475]

約数ペア:

[(1, 161817475), (5, 32363495), (17, 9518675), (25, 6472699), (47, 3442925), (85, 1903735), (235, 688585), (425, 380747), (799, 202525), (1175, 137717), (3995, 40505), (8101, 19975)]