54915415

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{643}}^1$

素因数の和:727

約数の個数: 32

約数和(自身を含む): 74188800

約数和(自身を除く): 19273385

約数列:

[1, 5, 19, 29, 31, 95, 145, 155, 551, 589, 643, 899, 2755, 2945, 3215, 4495, 12217, 17081, 18647, 19933, 61085, 85405, 93235, 99665, 354293, 378727, 578057, 1771465, 1893635, 2890285, 10983083, 54915415]

約数ペア:

[(1, 54915415), (5, 10983083), (19, 2890285), (29, 1893635), (31, 1771465), (95, 578057), (145, 378727), (155, 354293), (551, 99665), (589, 93235), (643, 85405), (899, 61085), (2755, 19933), (2945, 18647), (3215, 17081), (4495, 12217)]