25317825

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1129}}^1$

素因数の和:1178

約数の個数: 48

約数和(自身を含む): 47080320

約数和(自身を除く): 21762495

約数列:

[1, 3, 5, 13, 15, 23, 25, 39, 65, 69, 75, 115, 195, 299, 325, 345, 575, 897, 975, 1129, 1495, 1725, 3387, 4485, 5645, 7475, 14677, 16935, 22425, 25967, 28225, 44031, 73385, 77901, 84675, 129835, 220155, 337571, 366925, 389505, 649175, 1012713, 1100775, 1687855, 1947525, 5063565, 8439275, 25317825]

約数ペア:

[(1, 25317825), (3, 8439275), (5, 5063565), (13, 1947525), (15, 1687855), (23, 1100775), (25, 1012713), (39, 649175), (65, 389505), (69, 366925), (75, 337571), (115, 220155), (195, 129835), (299, 84675), (325, 77901), (345, 73385), (575, 44031), (897, 28225), (975, 25967), (1129, 22425), (1495, 16935), (1725, 14677), (3387, 7475), (4485, 5645)]