81529952

素因数分解:

$2^5\times 7^1\times {\mathrm{113}}^1\times {\mathrm{3221}}^1$

素因数の和:3351

約数の個数: 48

約数和(自身を含む): 185123232

約数和(自身を除く): 103593280

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 113, 224, 226, 452, 791, 904, 1582, 1808, 3164, 3221, 3616, 6328, 6442, 12656, 12884, 22547, 25312, 25768, 45094, 51536, 90188, 103072, 180376, 360752, 363973, 721504, 727946, 1455892, 2547811, 2911784, 5095622, 5823568, 10191244, 11647136, 20382488, 40764976, 81529952]

約数ペア:

[(1, 81529952), (2, 40764976), (4, 20382488), (7, 11647136), (8, 10191244), (14, 5823568), (16, 5095622), (28, 2911784), (32, 2547811), (56, 1455892), (112, 727946), (113, 721504), (224, 363973), (226, 360752), (452, 180376), (791, 103072), (904, 90188), (1582, 51536), (1808, 45094), (3164, 25768), (3221, 25312), (3616, 22547), (6328, 12884), (6442, 12656)]