158138675

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{607}}^1\times {\mathrm{613}}^1$

素因数の和:1247

約数の個数: 24

約数和(自身を含む): 208308096

約数和(自身を除く): 50169421

約数列:

[1, 5, 17, 25, 85, 425, 607, 613, 3035, 3065, 10319, 10421, 15175, 15325, 51595, 52105, 257975, 260525, 372091, 1860455, 6325547, 9302275, 31627735, 158138675]

約数ペア:

[(1, 158138675), (5, 31627735), (17, 9302275), (25, 6325547), (85, 1860455), (425, 372091), (607, 260525), (613, 257975), (3035, 52105), (3065, 51595), (10319, 15325), (10421, 15175)]