13162480

素因数分解:

$2^4\times 5^1\times {\mathrm{164531}}^1$

素因数の和:164544

約数の個数: 20

約数和(自身を含む): 30602952

約数和(自身を除く): 17440472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 164531, 329062, 658124, 822655, 1316248, 1645310, 2632496, 3290620, 6581240, 13162480]

約数ペア:

[(1, 13162480), (2, 6581240), (4, 3290620), (5, 2632496), (8, 1645310), (10, 1316248), (16, 822655), (20, 658124), (40, 329062), (80, 164531)]