520065968

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{321823}}^1$

素因数の和:321932

約数の個数: 20

約数和(自身を含む): 1017607488

約数和(自身を除く): 497541520

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 321823, 643646, 1287292, 2574584, 5149168, 32504123, 65008246, 130016492, 260032984, 520065968]

約数ペア:

[(1, 520065968), (2, 260032984), (4, 130016492), (8, 65008246), (16, 32504123), (101, 5149168), (202, 2574584), (404, 1287292), (808, 643646), (1616, 321823)]