81155744

素因数分解:

$2^5\times {\mathrm{163}}^1\times {\mathrm{15559}}^1$

素因数の和:15732

約数の個数: 24

約数和(自身を含む): 160765920

約数和(自身を除く): 79610176

約数列:

[1, 2, 4, 8, 16, 32, 163, 326, 652, 1304, 2608, 5216, 15559, 31118, 62236, 124472, 248944, 497888, 2536117, 5072234, 10144468, 20288936, 40577872, 81155744]

約数ペア:

[(1, 81155744), (2, 40577872), (4, 20288936), (8, 10144468), (16, 5072234), (32, 2536117), (163, 497888), (326, 248944), (652, 124472), (1304, 62236), (2608, 31118), (5216, 15559)]