65610860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{661}}^1\times {\mathrm{709}}^1$

素因数の和:1386

約数の個数: 48

約数和(自身を含む): 157926720

約数和(自身を除く): 92315860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 661, 709, 1322, 1418, 2644, 2836, 3305, 3545, 4627, 4963, 6610, 7090, 9254, 9926, 13220, 14180, 18508, 19852, 23135, 24815, 46270, 49630, 92540, 99260, 468649, 937298, 1874596, 2343245, 3280543, 4686490, 6561086, 9372980, 13122172, 16402715, 32805430, 65610860]

約数ペア:

[(1, 65610860), (2, 32805430), (4, 16402715), (5, 13122172), (7, 9372980), (10, 6561086), (14, 4686490), (20, 3280543), (28, 2343245), (35, 1874596), (70, 937298), (140, 468649), (661, 99260), (709, 92540), (1322, 49630), (1418, 46270), (2644, 24815), (2836, 23135), (3305, 19852), (3545, 18508), (4627, 14180), (4963, 13220), (6610, 9926), (7090, 9254)]