129968416

素因数分解:

$2^5\times {\mathrm{101}}^1\times {\mathrm{40213}}^1$

素因数の和:40324

約数の個数: 24

約数和(自身を含む): 258415164

約数和(自身を除く): 128446748

約数列:

[1, 2, 4, 8, 16, 32, 101, 202, 404, 808, 1616, 3232, 40213, 80426, 160852, 321704, 643408, 1286816, 4061513, 8123026, 16246052, 32492104, 64984208, 129968416]

約数ペア:

[(1, 129968416), (2, 64984208), (4, 32492104), (8, 16246052), (16, 8123026), (32, 4061513), (101, 1286816), (202, 643408), (404, 321704), (808, 160852), (1616, 80426), (3232, 40213)]