25750396

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{499}}^1$

素因数の和:626

約数の個数: 48

約数和(自身を含む): 54880000

約数和(自身を除く): 29129604

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 97, 133, 194, 266, 388, 499, 532, 679, 998, 1358, 1843, 1996, 2716, 3493, 3686, 6986, 7372, 9481, 12901, 13972, 18962, 25802, 37924, 48403, 51604, 66367, 96806, 132734, 193612, 265468, 338821, 677642, 919657, 1355284, 1839314, 3678628, 6437599, 12875198, 25750396]

約数ペア:

[(1, 25750396), (2, 12875198), (4, 6437599), (7, 3678628), (14, 1839314), (19, 1355284), (28, 919657), (38, 677642), (76, 338821), (97, 265468), (133, 193612), (194, 132734), (266, 96806), (388, 66367), (499, 51604), (532, 48403), (679, 37924), (998, 25802), (1358, 18962), (1843, 13972), (1996, 12901), (2716, 9481), (3493, 7372), (3686, 6986)]