81598448

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{164513}}^1$

素因数の和:164552

約数の個数: 20

約数和(自身を含む): 163197888

約数和(自身を除く): 81599440

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 164513, 329026, 658052, 1316104, 2632208, 5099903, 10199806, 20399612, 40799224, 81598448]

約数ペア:

[(1, 81598448), (2, 40799224), (4, 20399612), (8, 10199806), (16, 5099903), (31, 2632208), (62, 1316104), (124, 658052), (248, 329026), (496, 164513)]