68910275

素因数分解:

$5^2\times 7^1\times {\mathrm{449}}^1\times {\mathrm{877}}^1$

素因数の和:1343

約数の個数: 24

約数和(自身を含む): 97984800

約数和(自身を除く): 29074525

約数列:

[1, 5, 7, 25, 35, 175, 449, 877, 2245, 3143, 4385, 6139, 11225, 15715, 21925, 30695, 78575, 153475, 393773, 1968865, 2756411, 9844325, 13782055, 68910275]

約数ペア:

[(1, 68910275), (5, 13782055), (7, 9844325), (25, 2756411), (35, 1968865), (175, 393773), (449, 153475), (877, 78575), (2245, 30695), (3143, 21925), (4385, 15715), (6139, 11225)]