80449328

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{49783}}^1$

素因数の和:49892

約数の個数: 20

約数和(自身を含む): 157417008

約数和(自身を除く): 76967680

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 49783, 99566, 199132, 398264, 796528, 5028083, 10056166, 20112332, 40224664, 80449328]

約数ペア:

[(1, 80449328), (2, 40224664), (4, 20112332), (8, 10056166), (16, 5028083), (101, 796528), (202, 398264), (404, 199132), (808, 99566), (1616, 49783)]