164069275

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{3881}}^1$

素因数の和:3999

約数の個数: 24

約数和(自身を含む): 216615600

約数和(自身を除く): 52546325

約数列:

[1, 5, 19, 25, 89, 95, 445, 475, 1691, 2225, 3881, 8455, 19405, 42275, 73739, 97025, 345409, 368695, 1727045, 1843475, 6562771, 8635225, 32813855, 164069275]

約数ペア:

[(1, 164069275), (5, 32813855), (19, 8635225), (25, 6562771), (89, 1843475), (95, 1727045), (445, 368695), (475, 345409), (1691, 97025), (2225, 73739), (3881, 42275), (8455, 19405)]