55650980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{36137}}^1$

素因数の和:36164

約数の個数: 48

約数和(自身を含む): 145708416

約数和(自身を除く): 90057436

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 36137, 72274, 144548, 180685, 252959, 361370, 397507, 505918, 722740, 795014, 1011836, 1264795, 1590028, 1987535, 2529590, 2782549, 3975070, 5059180, 5565098, 7950140, 11130196, 13912745, 27825490, 55650980]

約数ペア:

[(1, 55650980), (2, 27825490), (4, 13912745), (5, 11130196), (7, 7950140), (10, 5565098), (11, 5059180), (14, 3975070), (20, 2782549), (22, 2529590), (28, 1987535), (35, 1590028), (44, 1264795), (55, 1011836), (70, 795014), (77, 722740), (110, 505918), (140, 397507), (154, 361370), (220, 252959), (308, 180685), (385, 144548), (770, 72274), (1540, 36137)]