42438025

素因数分解:

$5^2\times 7^1\times {\mathrm{281}}^1\times {\mathrm{863}}^1$

素因数の和:1161

約数の個数: 24

約数和(自身を含む): 60424704

約数和(自身を除く): 17986679

約数列:

[1, 5, 7, 25, 35, 175, 281, 863, 1405, 1967, 4315, 6041, 7025, 9835, 21575, 30205, 49175, 151025, 242503, 1212515, 1697521, 6062575, 8487605, 42438025]

約数ペア:

[(1, 42438025), (5, 8487605), (7, 6062575), (25, 1697521), (35, 1212515), (175, 242503), (281, 151025), (863, 49175), (1405, 30205), (1967, 21575), (4315, 9835), (6041, 7025)]