164080565

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{72763}}^1$

素因数の和:72820

約数の個数: 16

約数和(自身を含む): 220038336

約数和(自身を除く): 55957771

約数列:

[1, 5, 11, 41, 55, 205, 451, 2255, 72763, 363815, 800393, 2983283, 4001965, 14916415, 32816113, 164080565]

約数ペア:

[(1, 164080565), (5, 32816113), (11, 14916415), (41, 4001965), (55, 2983283), (205, 800393), (451, 363815), (2255, 72763)]