25531880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{58027}}^1$

素因数の和:58049

約数の個数: 32

約数和(自身を含む): 62670240

約数和(自身を除く): 37138360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 58027, 116054, 232108, 290135, 464216, 580270, 638297, 1160540, 1276594, 2321080, 2553188, 3191485, 5106376, 6382970, 12765940, 25531880]

約数ペア:

[(1, 25531880), (2, 12765940), (4, 6382970), (5, 5106376), (8, 3191485), (10, 2553188), (11, 2321080), (20, 1276594), (22, 1160540), (40, 638297), (44, 580270), (55, 464216), (88, 290135), (110, 232108), (220, 116054), (440, 58027)]