81332030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{625631}}^1$

素因数の和:625651

約数の個数: 16

約数和(自身を含む): 157659264

約数和(自身を除く): 76327234

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 625631, 1251262, 3128155, 6256310, 8133203, 16266406, 40666015, 81332030]

約数ペア:

[(1, 81332030), (2, 40666015), (5, 16266406), (10, 8133203), (13, 6256310), (26, 3128155), (65, 1251262), (130, 625631)]