80156545

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73877}}^1$

素因数の和:73920

約数の個数: 16

約数和(自身を含む): 113476608

約数和(自身を除く): 33320063

約数列:

[1, 5, 7, 31, 35, 155, 217, 1085, 73877, 369385, 517139, 2290187, 2585695, 11450935, 16031309, 80156545]

約数ペア:

[(1, 80156545), (5, 16031309), (7, 11450935), (31, 2585695), (35, 2290187), (155, 517139), (217, 369385), (1085, 73877)]