80774812

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{251}}^1\times {\mathrm{1871}}^1$

素因数の和:2169

約数の個数: 24

約数和(自身を含む): 145297152

約数和(自身を除く): 64522340

約数列:

[1, 2, 4, 43, 86, 172, 251, 502, 1004, 1871, 3742, 7484, 10793, 21586, 43172, 80453, 160906, 321812, 469621, 939242, 1878484, 20193703, 40387406, 80774812]

約数ペア:

[(1, 80774812), (2, 40387406), (4, 20193703), (43, 1878484), (86, 939242), (172, 469621), (251, 321812), (502, 160906), (1004, 80453), (1871, 43172), (3742, 21586), (7484, 10793)]