25293332

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:240

約数の個数: 48

約数和(自身を含む): 48733440

約数和(自身を除く): 23440108

約数列:

[1, 2, 4, 19, 38, 47, 73, 76, 94, 97, 146, 188, 194, 292, 388, 893, 1387, 1786, 1843, 2774, 3431, 3572, 3686, 4559, 5548, 6862, 7081, 7372, 9118, 13724, 14162, 18236, 28324, 65189, 86621, 130378, 134539, 173242, 260756, 269078, 332807, 346484, 538156, 665614, 1331228, 6323333, 12646666, 25293332]

約数ペア:

[(1, 25293332), (2, 12646666), (4, 6323333), (19, 1331228), (38, 665614), (47, 538156), (73, 346484), (76, 332807), (94, 269078), (97, 260756), (146, 173242), (188, 134539), (194, 130378), (292, 86621), (388, 65189), (893, 28324), (1387, 18236), (1786, 14162), (1843, 13724), (2774, 9118), (3431, 7372), (3572, 7081), (3686, 6862), (4559, 5548)]