25288000

素因数分解:

$2^6\times 5^3\times {\mathrm{29}}^1\times {\mathrm{109}}^1$

素因数の和:165

約数の個数: 112

約数和(自身を含む): 65379600

約数和(自身を除く): 40091600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 32, 40, 50, 58, 64, 80, 100, 109, 116, 125, 145, 160, 200, 218, 232, 250, 290, 320, 400, 436, 464, 500, 545, 580, 725, 800, 872, 928, 1000, 1090, 1160, 1450, 1600, 1744, 1856, 2000, 2180, 2320, 2725, 2900, 3161, 3488, 3625, 4000, 4360, 4640, 5450, 5800, 6322, 6976, 7250, 8000, 8720, 9280, 10900, 11600, 12644, 13625, 14500, 15805, 17440, 21800, 23200, 25288, 27250, 29000, 31610, 34880, 43600, 46400, 50576, 54500, 58000, 63220, 79025, 87200, 101152, 109000, 116000, 126440, 158050, 174400, 202304, 218000, 232000, 252880, 316100, 395125, 436000, 505760, 632200, 790250, 872000, 1011520, 1264400, 1580500, 2528800, 3161000, 5057600, 6322000, 12644000, 25288000]

約数ペア:

[(1, 25288000), (2, 12644000), (4, 6322000), (5, 5057600), (8, 3161000), (10, 2528800), (16, 1580500), (20, 1264400), (25, 1011520), (29, 872000), (32, 790250), (40, 632200), (50, 505760), (58, 436000), (64, 395125), (80, 316100), (100, 252880), (109, 232000), (116, 218000), (125, 202304), (145, 174400), (160, 158050), (200, 126440), (218, 116000), (232, 109000), (250, 101152), (290, 87200), (320, 79025), (400, 63220), (436, 58000), (464, 54500), (500, 50576), (545, 46400), (580, 43600), (725, 34880), (800, 31610), (872, 29000), (928, 27250), (1000, 25288), (1090, 23200), (1160, 21800), (1450, 17440), (1600, 15805), (1744, 14500), (1856, 13625), (2000, 12644), (2180, 11600), (2320, 10900), (2725, 9280), (2900, 8720), (3161, 8000), (3488, 7250), (3625, 6976), (4000, 6322), (4360, 5800), (4640, 5450)]