67709131345

素因数分解:

$5^1\times {\mathrm{521}}^1\times {\mathrm{643}}^1\times {\mathrm{40423}}^1$

素因数の和:41592

約数の個数: 16

約数和(自身を含む): 81535531392

約数和(自身を除く): 13826400047

約数列:

[1, 5, 521, 643, 2605, 3215, 40423, 202115, 335003, 1675015, 21060383, 25991989, 105301915, 129959945, 13541826269, 67709131345]

約数ペア:

[(1, 67709131345), (5, 13541826269), (521, 129959945), (643, 105301915), (2605, 25991989), (3215, 21060383), (40423, 1675015), (202115, 335003)]