53281540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{2029}}^1$

素因数の和:2152

約数の個数: 48

約数和(自身を含む): 121751280

約数和(自身を除く): 68469740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 101, 130, 202, 260, 404, 505, 1010, 1313, 2020, 2029, 2626, 4058, 5252, 6565, 8116, 10145, 13130, 20290, 26260, 26377, 40580, 52754, 105508, 131885, 204929, 263770, 409858, 527540, 819716, 1024645, 2049290, 2664077, 4098580, 5328154, 10656308, 13320385, 26640770, 53281540]

約数ペア:

[(1, 53281540), (2, 26640770), (4, 13320385), (5, 10656308), (10, 5328154), (13, 4098580), (20, 2664077), (26, 2049290), (52, 1024645), (65, 819716), (101, 527540), (130, 409858), (202, 263770), (260, 204929), (404, 131885), (505, 105508), (1010, 52754), (1313, 40580), (2020, 26377), (2029, 26260), (2626, 20290), (4058, 13130), (5252, 10145), (6565, 8116)]