25577356

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{373}}^1$

素因数の和:494

約数の個数: 48

約数和(自身を含む): 53616640

約数和(自身を除く): 28039284

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 79, 124, 158, 217, 316, 373, 434, 553, 746, 868, 1106, 1492, 2212, 2449, 2611, 4898, 5222, 9796, 10444, 11563, 17143, 23126, 29467, 34286, 46252, 58934, 68572, 80941, 117868, 161882, 206269, 323764, 412538, 825076, 913477, 1826954, 3653908, 6394339, 12788678, 25577356]

約数ペア:

[(1, 25577356), (2, 12788678), (4, 6394339), (7, 3653908), (14, 1826954), (28, 913477), (31, 825076), (62, 412538), (79, 323764), (124, 206269), (158, 161882), (217, 117868), (316, 80941), (373, 68572), (434, 58934), (553, 46252), (746, 34286), (868, 29467), (1106, 23126), (1492, 17143), (2212, 11563), (2449, 10444), (2611, 9796), (4898, 5222)]