81798688

素因数分解:

$2^5\times {\mathrm{101}}^1\times {\mathrm{25309}}^1$

素因数の和:25420

約数の個数: 24

約数和(自身を含む): 162642060

約数和(自身を除く): 80843372

約数列:

[1, 2, 4, 8, 16, 32, 101, 202, 404, 808, 1616, 3232, 25309, 50618, 101236, 202472, 404944, 809888, 2556209, 5112418, 10224836, 20449672, 40899344, 81798688]

約数ペア:

[(1, 81798688), (2, 40899344), (4, 20449672), (8, 10224836), (16, 5112418), (32, 2556209), (101, 809888), (202, 404944), (404, 202472), (808, 101236), (1616, 50618), (3232, 25309)]