55148540

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^2\times {\mathrm{547}}^1$

素因数の和:698

約数の個数: 36

約数和(自身を含む): 117680808

約数和(自身を除く): 62532268

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 547, 710, 1094, 1420, 2188, 2735, 5041, 5470, 10082, 10940, 20164, 25205, 38837, 50410, 77674, 100820, 155348, 194185, 388370, 776740, 2757427, 5514854, 11029708, 13787135, 27574270, 55148540]

約数ペア:

[(1, 55148540), (2, 27574270), (4, 13787135), (5, 11029708), (10, 5514854), (20, 2757427), (71, 776740), (142, 388370), (284, 194185), (355, 155348), (547, 100820), (710, 77674), (1094, 50410), (1420, 38837), (2188, 25205), (2735, 20164), (5041, 10940), (5470, 10082)]