81740104

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{271}}^1\times {\mathrm{1019}}^1$

素因数の和:1333

約数の個数: 32

約数和(自身を含む): 158140800

約数和(自身を除く): 76400696

約数列:

[1, 2, 4, 8, 37, 74, 148, 271, 296, 542, 1019, 1084, 2038, 2168, 4076, 8152, 10027, 20054, 37703, 40108, 75406, 80216, 150812, 276149, 301624, 552298, 1104596, 2209192, 10217513, 20435026, 40870052, 81740104]

約数ペア:

[(1, 81740104), (2, 40870052), (4, 20435026), (8, 10217513), (37, 2209192), (74, 1104596), (148, 552298), (271, 301624), (296, 276149), (542, 150812), (1019, 80216), (1084, 75406), (2038, 40108), (2168, 37703), (4076, 20054), (8152, 10027)]