68127860

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{26003}}^1$

素因数の和:26143

約数の個数: 24

約数和(自身を含む): 144166176

約数和(自身を除く): 76038316

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 26003, 52006, 104012, 130015, 260030, 520060, 3406393, 6812786, 13625572, 17031965, 34063930, 68127860]

約数ペア:

[(1, 68127860), (2, 34063930), (4, 17031965), (5, 13625572), (10, 6812786), (20, 3406393), (131, 520060), (262, 260030), (524, 130015), (655, 104012), (1310, 52006), (2620, 26003)]