25798400

素因数分解:

$2^8\times 5^2\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:194

約数の個数: 108

約数和(自身を含む): 66532200

約数和(自身を除く): 40733800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 32, 40, 50, 58, 64, 80, 100, 116, 128, 139, 145, 160, 200, 232, 256, 278, 290, 320, 400, 464, 556, 580, 640, 695, 725, 800, 928, 1112, 1160, 1280, 1390, 1450, 1600, 1856, 2224, 2320, 2780, 2900, 3200, 3475, 3712, 4031, 4448, 4640, 5560, 5800, 6400, 6950, 7424, 8062, 8896, 9280, 11120, 11600, 13900, 16124, 17792, 18560, 20155, 22240, 23200, 27800, 32248, 35584, 37120, 40310, 44480, 46400, 55600, 64496, 80620, 88960, 92800, 100775, 111200, 128992, 161240, 177920, 185600, 201550, 222400, 257984, 322480, 403100, 444800, 515968, 644960, 806200, 889600, 1031936, 1289920, 1612400, 2579840, 3224800, 5159680, 6449600, 12899200, 25798400]

約数ペア:

[(1, 25798400), (2, 12899200), (4, 6449600), (5, 5159680), (8, 3224800), (10, 2579840), (16, 1612400), (20, 1289920), (25, 1031936), (29, 889600), (32, 806200), (40, 644960), (50, 515968), (58, 444800), (64, 403100), (80, 322480), (100, 257984), (116, 222400), (128, 201550), (139, 185600), (145, 177920), (160, 161240), (200, 128992), (232, 111200), (256, 100775), (278, 92800), (290, 88960), (320, 80620), (400, 64496), (464, 55600), (556, 46400), (580, 44480), (640, 40310), (695, 37120), (725, 35584), (800, 32248), (928, 27800), (1112, 23200), (1160, 22240), (1280, 20155), (1390, 18560), (1450, 17792), (1600, 16124), (1856, 13900), (2224, 11600), (2320, 11120), (2780, 9280), (2900, 8896), (3200, 8062), (3475, 7424), (3712, 6950), (4031, 6400), (4448, 5800), (4640, 5560)]