166020520

素因数分解:

$2^3\times 5^1\times {\mathrm{4150513}}^1$

素因数の和:4150524

約数の個数: 16

約数和(自身を含む): 373546260

約数和(自身を除く): 207525740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4150513, 8301026, 16602052, 20752565, 33204104, 41505130, 83010260, 166020520]

約数ペア:

[(1, 166020520), (2, 83010260), (4, 41505130), (5, 33204104), (8, 20752565), (10, 16602052), (20, 8301026), (40, 4150513)]