65866120

素因数分解:

$2^3\times 5^1\times {\mathrm{691}}^1\times {\mathrm{2383}}^1$

素因数の和:3085

約数の個数: 32

約数和(自身を含む): 148475520

約数和(自身を除く): 82609400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 691, 1382, 2383, 2764, 3455, 4766, 5528, 6910, 9532, 11915, 13820, 19064, 23830, 27640, 47660, 95320, 1646653, 3293306, 6586612, 8233265, 13173224, 16466530, 32933060, 65866120]

約数ペア:

[(1, 65866120), (2, 32933060), (4, 16466530), (5, 13173224), (8, 8233265), (10, 6586612), (20, 3293306), (40, 1646653), (691, 95320), (1382, 47660), (2383, 27640), (2764, 23830), (3455, 19064), (4766, 13820), (5528, 11915), (6910, 9532)]