64873970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{5903}}^1$

素因数の和:6074

約数の個数: 32

約数和(自身を含む): 134327808

約数和(自身を除く): 69453838

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 157, 314, 785, 1099, 1570, 2198, 5495, 5903, 10990, 11806, 29515, 41321, 59030, 82642, 206605, 413210, 926771, 1853542, 4633855, 6487397, 9267710, 12974794, 32436985, 64873970]

約数ペア:

[(1, 64873970), (2, 32436985), (5, 12974794), (7, 9267710), (10, 6487397), (14, 4633855), (35, 1853542), (70, 926771), (157, 413210), (314, 206605), (785, 82642), (1099, 59030), (1570, 41321), (2198, 29515), (5495, 11806), (5903, 10990)]