89156721640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{709}}^1\times {\mathrm{449107}}^1$

素因数の和:449834

約数の個数: 64

約数和(自身を含む): 229584009600

約数和(自身を除く): 140427287960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 709, 1418, 2836, 3545, 4963, 5672, 7090, 9926, 14180, 19852, 24815, 28360, 39704, 49630, 99260, 198520, 449107, 898214, 1796428, 2245535, 3143749, 3592856, 4491070, 6287498, 8982140, 12574996, 15718745, 17964280, 25149992, 31437490, 62874980, 125749960, 318416863, 636833726, 1273667452, 1592084315, 2228918041, 2547334904, 3184168630, 4457836082, 6368337260, 8915672164, 11144590205, 12736674520, 17831344328, 22289180410, 44578360820, 89156721640]

約数ペア:

[(1, 89156721640), (2, 44578360820), (4, 22289180410), (5, 17831344328), (7, 12736674520), (8, 11144590205), (10, 8915672164), (14, 6368337260), (20, 4457836082), (28, 3184168630), (35, 2547334904), (40, 2228918041), (56, 1592084315), (70, 1273667452), (140, 636833726), (280, 318416863), (709, 125749960), (1418, 62874980), (2836, 31437490), (3545, 25149992), (4963, 17964280), (5672, 15718745), (7090, 12574996), (9926, 8982140), (14180, 6287498), (19852, 4491070), (24815, 3592856), (28360, 3143749), (39704, 2245535), (49630, 1796428), (99260, 898214), (198520, 449107)]