68546690

素因数分解:

$2^1\times 5^1\times {\mathrm{1321}}^1\times {\mathrm{5189}}^1$

素因数の和:6517

約数の個数: 16

約数和(自身を含む): 123501240

約数和(自身を除く): 54954550

約数列:

[1, 2, 5, 10, 1321, 2642, 5189, 6605, 10378, 13210, 25945, 51890, 6854669, 13709338, 34273345, 68546690]

約数ペア:

[(1, 68546690), (2, 34273345), (5, 13709338), (10, 6854669), (1321, 51890), (2642, 25945), (5189, 13210), (6605, 10378)]