889401175

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{6691}}^1$

素因数の和:7123

約数の個数: 24

約数和(自身を含む): 1190774480

約数和(自身を除く): 301373305

約数列:

[1, 5, 13, 25, 65, 325, 409, 2045, 5317, 6691, 10225, 26585, 33455, 86983, 132925, 167275, 434915, 2174575, 2736619, 13683095, 35576047, 68415475, 177880235, 889401175]

約数ペア:

[(1, 889401175), (5, 177880235), (13, 68415475), (25, 35576047), (65, 13683095), (325, 2736619), (409, 2174575), (2045, 434915), (5317, 167275), (6691, 132925), (10225, 86983), (26585, 33455)]