24940000

素因数分解:

$2^5\times 5^4\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:102

約数の個数: 120

約数和(自身を含む): 64947960

約数和(自身を除く): 40007960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 32, 40, 43, 50, 58, 80, 86, 100, 116, 125, 145, 160, 172, 200, 215, 232, 250, 290, 344, 400, 430, 464, 500, 580, 625, 688, 725, 800, 860, 928, 1000, 1075, 1160, 1247, 1250, 1376, 1450, 1720, 2000, 2150, 2320, 2494, 2500, 2900, 3440, 3625, 4000, 4300, 4640, 4988, 5000, 5375, 5800, 6235, 6880, 7250, 8600, 9976, 10000, 10750, 11600, 12470, 14500, 17200, 18125, 19952, 20000, 21500, 23200, 24940, 26875, 29000, 31175, 34400, 36250, 39904, 43000, 49880, 53750, 58000, 62350, 72500, 86000, 99760, 107500, 116000, 124700, 145000, 155875, 172000, 199520, 215000, 249400, 290000, 311750, 430000, 498800, 580000, 623500, 779375, 860000, 997600, 1247000, 1558750, 2494000, 3117500, 4988000, 6235000, 12470000, 24940000]

約数ペア:

[(1, 24940000), (2, 12470000), (4, 6235000), (5, 4988000), (8, 3117500), (10, 2494000), (16, 1558750), (20, 1247000), (25, 997600), (29, 860000), (32, 779375), (40, 623500), (43, 580000), (50, 498800), (58, 430000), (80, 311750), (86, 290000), (100, 249400), (116, 215000), (125, 199520), (145, 172000), (160, 155875), (172, 145000), (200, 124700), (215, 116000), (232, 107500), (250, 99760), (290, 86000), (344, 72500), (400, 62350), (430, 58000), (464, 53750), (500, 49880), (580, 43000), (625, 39904), (688, 36250), (725, 34400), (800, 31175), (860, 29000), (928, 26875), (1000, 24940), (1075, 23200), (1160, 21500), (1247, 20000), (1250, 19952), (1376, 18125), (1450, 17200), (1720, 14500), (2000, 12470), (2150, 11600), (2320, 10750), (2494, 10000), (2500, 9976), (2900, 8600), (3440, 7250), (3625, 6880), (4000, 6235), (4300, 5800), (4640, 5375), (4988, 5000)]