78432825

素因数分解:

$3^1\times 5^2\times {\mathrm{907}}^1\times {\mathrm{1153}}^1$

素因数の和:2073

約数の個数: 24

約数和(自身を含む): 129931168

約数和(自身を除く): 51498343

約数列:

[1, 3, 5, 15, 25, 75, 907, 1153, 2721, 3459, 4535, 5765, 13605, 17295, 22675, 28825, 68025, 86475, 1045771, 3137313, 5228855, 15686565, 26144275, 78432825]

約数ペア:

[(1, 78432825), (3, 26144275), (5, 15686565), (15, 5228855), (25, 3137313), (75, 1045771), (907, 86475), (1153, 68025), (2721, 28825), (3459, 22675), (4535, 17295), (5765, 13605)]