81056944

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{50159}}^1$

素因数の和:50268

約数の個数: 20

約数和(自身を含む): 158605920

約数和(自身を除く): 77548976

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 50159, 100318, 200636, 401272, 802544, 5066059, 10132118, 20264236, 40528472, 81056944]

約数ペア:

[(1, 81056944), (2, 40528472), (4, 20264236), (8, 10132118), (16, 5066059), (101, 802544), (202, 401272), (404, 200636), (808, 100318), (1616, 50159)]