80440036

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{199109}}^1$

素因数の和:199214

約数の個数: 12

約数和(自身を含む): 142164540

約数和(自身を除く): 61724504

約数列:

[1, 2, 4, 101, 202, 404, 199109, 398218, 796436, 20110009, 40220018, 80440036]

約数ペア:

[(1, 80440036), (2, 40220018), (4, 20110009), (101, 796436), (202, 398218), (404, 199109)]