161003864

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{125003}}^1$

素因数の和:125039

約数の個数: 32

約数和(自身を含む): 360011520

約数和(自身を除く): 199007656

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288, 125003, 250006, 500012, 875021, 1000024, 1750042, 2875069, 3500084, 5750138, 7000168, 11500276, 20125483, 23000552, 40250966, 80501932, 161003864]

約数ペア:

[(1, 161003864), (2, 80501932), (4, 40250966), (7, 23000552), (8, 20125483), (14, 11500276), (23, 7000168), (28, 5750138), (46, 3500084), (56, 2875069), (92, 1750042), (161, 1000024), (184, 875021), (322, 500012), (644, 250006), (1288, 125003)]