25131148

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{487}}^1$

素因数の和:614

約数の個数: 48

約数和(自身を含む): 53562880

約数和(自身を除く): 28431732

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 97, 133, 194, 266, 388, 487, 532, 679, 974, 1358, 1843, 1948, 2716, 3409, 3686, 6818, 7372, 9253, 12901, 13636, 18506, 25802, 37012, 47239, 51604, 64771, 94478, 129542, 188956, 259084, 330673, 661346, 897541, 1322692, 1795082, 3590164, 6282787, 12565574, 25131148]

約数ペア:

[(1, 25131148), (2, 12565574), (4, 6282787), (7, 3590164), (14, 1795082), (19, 1322692), (28, 897541), (38, 661346), (76, 330673), (97, 259084), (133, 188956), (194, 129542), (266, 94478), (388, 64771), (487, 51604), (532, 47239), (679, 37012), (974, 25802), (1358, 18506), (1843, 13636), (1948, 12901), (2716, 9253), (3409, 7372), (3686, 6818)]