80497172

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{22637}}^1$

素因数の和:22775

約数の個数: 24

約数和(自身を含む): 162269184

約数和(自身を除く): 81772012

約数列:

[1, 2, 4, 7, 14, 28, 127, 254, 508, 889, 1778, 3556, 22637, 45274, 90548, 158459, 316918, 633836, 2874899, 5749798, 11499596, 20124293, 40248586, 80497172]

約数ペア:

[(1, 80497172), (2, 40248586), (4, 20124293), (7, 11499596), (14, 5749798), (28, 2874899), (127, 633836), (254, 316918), (508, 158459), (889, 90548), (1778, 45274), (3556, 22637)]