25820812

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 49496832

約数和(自身を除く): 23676020

約数列:

[1, 2, 4, 23, 43, 46, 61, 86, 92, 107, 122, 172, 214, 244, 428, 989, 1403, 1978, 2461, 2623, 2806, 3956, 4601, 4922, 5246, 5612, 6527, 9202, 9844, 10492, 13054, 18404, 26108, 60329, 105823, 120658, 150121, 211646, 241316, 280661, 300242, 423292, 561322, 600484, 1122644, 6455203, 12910406, 25820812]

約数ペア:

[(1, 25820812), (2, 12910406), (4, 6455203), (23, 1122644), (43, 600484), (46, 561322), (61, 423292), (86, 300242), (92, 280661), (107, 241316), (122, 211646), (172, 150121), (214, 120658), (244, 105823), (428, 60329), (989, 26108), (1403, 18404), (1978, 13054), (2461, 10492), (2623, 9844), (2806, 9202), (3956, 6527), (4601, 5612), (4922, 5246)]