128217265

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{80387}}^1$

素因数の和:80432

約数の個数: 16

約数和(自身を含む): 173638080

約数和(自身を除く): 45420815

約数列:

[1, 5, 11, 29, 55, 145, 319, 1595, 80387, 401935, 884257, 2331223, 4421285, 11656115, 25643453, 128217265]

約数ペア:

[(1, 128217265), (5, 25643453), (11, 11656115), (29, 4421285), (55, 2331223), (145, 884257), (319, 401935), (1595, 80387)]