201209030

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{25763}}^1$

素因数の和:25852

約数の個数: 32

約数和(自身を含む): 400681728

約数和(自身を除く): 199472698

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 142, 355, 710, 781, 1562, 3905, 7810, 25763, 51526, 128815, 257630, 283393, 566786, 1416965, 1829173, 2833930, 3658346, 9145865, 18291730, 20120903, 40241806, 100604515, 201209030]

約数ペア:

[(1, 201209030), (2, 100604515), (5, 40241806), (10, 20120903), (11, 18291730), (22, 9145865), (55, 3658346), (71, 2833930), (110, 1829173), (142, 1416965), (355, 566786), (710, 283393), (781, 257630), (1562, 128815), (3905, 51526), (7810, 25763)]