2049278855

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{50123}}^1$

素因数の和:50195

約数の個数: 32

約数和(自身を含む): 2879924544

約数和(自身を除く): 830645689

約数列:

[1, 5, 13, 17, 37, 65, 85, 185, 221, 481, 629, 1105, 2405, 3145, 8177, 40885, 50123, 250615, 651599, 852091, 1854551, 3257995, 4260455, 9272755, 11077183, 24109163, 31527367, 55385915, 120545815, 157636835, 409855771, 2049278855]

約数ペア:

[(1, 2049278855), (5, 409855771), (13, 157636835), (17, 120545815), (37, 55385915), (65, 31527367), (85, 24109163), (185, 11077183), (221, 9272755), (481, 4260455), (629, 3257995), (1105, 1854551), (2405, 852091), (3145, 651599), (8177, 250615), (40885, 50123)]