25438568

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{199}}^1$

素因数の和:282

約数の個数: 48

約数和(自身を含む): 52260000

約数和(自身を除く): 26821432

約数列:

[1, 2, 4, 8, 19, 29, 38, 58, 76, 116, 152, 199, 232, 398, 551, 796, 841, 1102, 1592, 1682, 2204, 3364, 3781, 4408, 5771, 6728, 7562, 11542, 15124, 15979, 23084, 30248, 31958, 46168, 63916, 109649, 127832, 167359, 219298, 334718, 438596, 669436, 877192, 1338872, 3179821, 6359642, 12719284, 25438568]

約数ペア:

[(1, 25438568), (2, 12719284), (4, 6359642), (8, 3179821), (19, 1338872), (29, 877192), (38, 669436), (58, 438596), (76, 334718), (116, 219298), (152, 167359), (199, 127832), (232, 109649), (398, 63916), (551, 46168), (796, 31958), (841, 30248), (1102, 23084), (1592, 15979), (1682, 15124), (2204, 11542), (3364, 7562), (3781, 6728), (4408, 5771)]