31141025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1559}}^1$

素因数の和:1633

約数の個数: 24

約数和(自身を含む): 41783040

約数和(自身を除く): 10642015

約数列:

[1, 5, 17, 25, 47, 85, 235, 425, 799, 1175, 1559, 3995, 7795, 19975, 26503, 38975, 73273, 132515, 366365, 662575, 1245641, 1831825, 6228205, 31141025]

約数ペア:

[(1, 31141025), (5, 6228205), (17, 1831825), (25, 1245641), (47, 662575), (85, 366365), (235, 132515), (425, 73273), (799, 38975), (1175, 26503), (1559, 19975), (3995, 7795)]