25809296

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1163}}^1$

素因数の和:1263

約数の個数: 40

約数和(自身を含む): 53404320

約数和(自身を除く): 27595024

約数列:

[1, 2, 4, 8, 16, 19, 38, 73, 76, 146, 152, 292, 304, 584, 1163, 1168, 1387, 2326, 2774, 4652, 5548, 9304, 11096, 18608, 22097, 22192, 44194, 84899, 88388, 169798, 176776, 339596, 353552, 679192, 1358384, 1613081, 3226162, 6452324, 12904648, 25809296]

約数ペア:

[(1, 25809296), (2, 12904648), (4, 6452324), (8, 3226162), (16, 1613081), (19, 1358384), (38, 679192), (73, 353552), (76, 339596), (146, 176776), (152, 169798), (292, 88388), (304, 84899), (584, 44194), (1163, 22192), (1168, 22097), (1387, 18608), (2326, 11096), (2774, 9304), (4652, 5548)]