166487272040

素因数分解:

$2^3\times 5^1\times {\mathrm{4162181801}}^1$

素因数の和:4162181812

約数の個数: 16

約数和(自身を含む): 374596362180

約数和(自身を除く): 208109090140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4162181801, 8324363602, 16648727204, 20810909005, 33297454408, 41621818010, 83243636020, 166487272040]

約数ペア:

[(1, 166487272040), (2, 83243636020), (4, 41621818010), (5, 33297454408), (8, 20810909005), (10, 16648727204), (20, 8324363602), (40, 4162181801)]