81142832

素因数分解:

$2^4\times {\mathrm{1559}}^1\times {\mathrm{3253}}^1$

素因数の和:4820

約数の個数: 20

約数和(自身を含む): 157363440

約数和(自身を除く): 76220608

約数列:

[1, 2, 4, 8, 16, 1559, 3118, 3253, 6236, 6506, 12472, 13012, 24944, 26024, 52048, 5071427, 10142854, 20285708, 40571416, 81142832]

約数ペア:

[(1, 81142832), (2, 40571416), (4, 20285708), (8, 10142854), (16, 5071427), (1559, 52048), (3118, 26024), (3253, 24944), (6236, 13012), (6506, 12472)]