25131512

素因数分解:

$2^3\times 7^2\times {\mathrm{61}}^1\times {\mathrm{1051}}^1$

素因数の和:1132

約数の個数: 48

約数和(自身を含む): 55766520

約数和(自身を除く): 30635008

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 61, 98, 122, 196, 244, 392, 427, 488, 854, 1051, 1708, 2102, 2989, 3416, 4204, 5978, 7357, 8408, 11956, 14714, 23912, 29428, 51499, 58856, 64111, 102998, 128222, 205996, 256444, 411992, 448777, 512888, 897554, 1795108, 3141439, 3590216, 6282878, 12565756, 25131512]

約数ペア:

[(1, 25131512), (2, 12565756), (4, 6282878), (7, 3590216), (8, 3141439), (14, 1795108), (28, 897554), (49, 512888), (56, 448777), (61, 411992), (98, 256444), (122, 205996), (196, 128222), (244, 102998), (392, 64111), (427, 58856), (488, 51499), (854, 29428), (1051, 23912), (1708, 14714), (2102, 11956), (2989, 8408), (3416, 7357), (4204, 5978)]