148661840

素因数分解:

$2^4\times 5^1\times {\mathrm{809}}^1\times {\mathrm{2297}}^1$

素因数の和:3119

約数の個数: 40

約数和(自身を含む): 346216680

約数和(自身を除く): 197554840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 809, 1618, 2297, 3236, 4045, 4594, 6472, 8090, 9188, 11485, 12944, 16180, 18376, 22970, 32360, 36752, 45940, 64720, 91880, 183760, 1858273, 3716546, 7433092, 9291365, 14866184, 18582730, 29732368, 37165460, 74330920, 148661840]

約数ペア:

[(1, 148661840), (2, 74330920), (4, 37165460), (5, 29732368), (8, 18582730), (10, 14866184), (16, 9291365), (20, 7433092), (40, 3716546), (80, 1858273), (809, 183760), (1618, 91880), (2297, 64720), (3236, 45940), (4045, 36752), (4594, 32360), (6472, 22970), (8090, 18376), (9188, 16180), (11485, 12944)]