25493972

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{277}}^1$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 54176640

約数和(自身を除く): 28682668

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 173, 266, 277, 346, 532, 554, 692, 1108, 1211, 1939, 2422, 3287, 3878, 4844, 5263, 6574, 7756, 10526, 13148, 21052, 23009, 36841, 46018, 47921, 73682, 92036, 95842, 147364, 191684, 335447, 670894, 910499, 1341788, 1820998, 3641996, 6373493, 12746986, 25493972]

約数ペア:

[(1, 25493972), (2, 12746986), (4, 6373493), (7, 3641996), (14, 1820998), (19, 1341788), (28, 910499), (38, 670894), (76, 335447), (133, 191684), (173, 147364), (266, 95842), (277, 92036), (346, 73682), (532, 47921), (554, 46018), (692, 36841), (1108, 23009), (1211, 21052), (1939, 13148), (2422, 10526), (3287, 7756), (3878, 6574), (4844, 5263)]