163088225

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{2801}}^1$

素因数の和:2965

約数の個数: 24

約数和(自身を含む): 215765208

約数和(自身を除く): 52676983

約数列:

[1, 5, 17, 25, 85, 137, 425, 685, 2329, 2801, 3425, 11645, 14005, 47617, 58225, 70025, 238085, 383737, 1190425, 1918685, 6523529, 9593425, 32617645, 163088225]

約数ペア:

[(1, 163088225), (5, 32617645), (17, 9593425), (25, 6523529), (85, 1918685), (137, 1190425), (425, 383737), (685, 238085), (2329, 70025), (2801, 58225), (3425, 47617), (11645, 14005)]