168392005

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1\times {\mathrm{1667}}^1$

素因数の和:1988

約数の個数: 16

約数和(自身を含む): 205364160

約数和(自身を除く): 36972155

約数列:

[1, 5, 89, 227, 445, 1135, 1667, 8335, 20203, 101015, 148363, 378409, 741815, 1892045, 33678401, 168392005]

約数ペア:

[(1, 168392005), (5, 33678401), (89, 1892045), (227, 741815), (445, 378409), (1135, 148363), (1667, 101015), (8335, 20203)]