161564315

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{443}}^1$

素因数の和:827

約数の個数: 32

約数和(自身を含む): 223776000

約数和(自身を除く): 62211685

約数列:

[1, 5, 11, 19, 55, 95, 209, 349, 443, 1045, 1745, 2215, 3839, 4873, 6631, 8417, 19195, 24365, 33155, 42085, 72941, 92587, 154607, 364705, 462935, 773035, 1700677, 2937533, 8503385, 14687665, 32312863, 161564315]

約数ペア:

[(1, 161564315), (5, 32312863), (11, 14687665), (19, 8503385), (55, 2937533), (95, 1700677), (209, 773035), (349, 462935), (443, 364705), (1045, 154607), (1745, 92587), (2215, 72941), (3839, 42085), (4873, 33155), (6631, 24365), (8417, 19195)]