80838224

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{123229}}^1$

素因数の和:123278

約数の個数: 20

約数和(自身を含む): 160445460

約数和(自身を除く): 79607236

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 123229, 246458, 492916, 985832, 1971664, 5052389, 10104778, 20209556, 40419112, 80838224]

約数ペア:

[(1, 80838224), (2, 40419112), (4, 20209556), (8, 10104778), (16, 5052389), (41, 1971664), (82, 985832), (164, 492916), (328, 246458), (656, 123229)]