71601025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{8867}}^1$

素因数の和:8913

約数の個数: 24

約数和(自身を含む): 98966880

約数和(自身を除く): 27365855

約数列:

[1, 5, 17, 19, 25, 85, 95, 323, 425, 475, 1615, 8075, 8867, 44335, 150739, 168473, 221675, 753695, 842365, 2864041, 3768475, 4211825, 14320205, 71601025]

約数ペア:

[(1, 71601025), (5, 14320205), (17, 4211825), (19, 3768475), (25, 2864041), (85, 842365), (95, 753695), (323, 221675), (425, 168473), (475, 150739), (1615, 44335), (8075, 8867)]