80820616

素因数分解:

$2^3\times {\mathrm{163}}^1\times {\mathrm{61979}}^1$

素因数の和:62148

約数の個数: 16

約数和(自身を含む): 152470800

約数和(自身を除く): 71650184

約数列:

[1, 2, 4, 8, 163, 326, 652, 1304, 61979, 123958, 247916, 495832, 10102577, 20205154, 40410308, 80820616]

約数ペア:

[(1, 80820616), (2, 40410308), (4, 20205154), (8, 10102577), (163, 495832), (326, 247916), (652, 123958), (1304, 61979)]