71916380

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{27449}}^1$

素因数の和:27589

約数の個数: 24

約数和(自身を含む): 152182800

約数和(自身を除く): 80266420

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 27449, 54898, 109796, 137245, 274490, 548980, 3595819, 7191638, 14383276, 17979095, 35958190, 71916380]

約数ペア:

[(1, 71916380), (2, 35958190), (4, 17979095), (5, 14383276), (10, 7191638), (20, 3595819), (131, 548980), (262, 274490), (524, 137245), (655, 109796), (1310, 54898), (2620, 27449)]