68860156

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{643}}^1\times {\mathrm{653}}^1$

素因数の和:1341

約数の個数: 24

約数和(自身を含む): 123825744

約数和(自身を除く): 54965588

約数列:

[1, 2, 4, 41, 82, 164, 643, 653, 1286, 1306, 2572, 2612, 26363, 26773, 52726, 53546, 105452, 107092, 419879, 839758, 1679516, 17215039, 34430078, 68860156]

約数ペア:

[(1, 68860156), (2, 34430078), (4, 17215039), (41, 1679516), (82, 839758), (164, 419879), (643, 107092), (653, 105452), (1286, 53546), (1306, 52726), (2572, 26773), (2612, 26363)]