87915590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{4091}}^1$

素因数の和:4412

約数の個数: 32

約数和(自身を含む): 181488384

約数和(自身を除く): 93572794

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 307, 614, 1535, 2149, 3070, 4091, 4298, 8182, 10745, 20455, 21490, 28637, 40910, 57274, 143185, 286370, 1255937, 2511874, 6279685, 8791559, 12559370, 17583118, 43957795, 87915590]

約数ペア:

[(1, 87915590), (2, 43957795), (5, 17583118), (7, 12559370), (10, 8791559), (14, 6279685), (35, 2511874), (70, 1255937), (307, 286370), (614, 143185), (1535, 57274), (2149, 40910), (3070, 28637), (4091, 21490), (4298, 20455), (8182, 10745)]