25019520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:262

約数の個数: 128

約数和(自身を含む): 81224640

約数和(自身を除く): 56205120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 83, 96, 120, 128, 157, 160, 166, 192, 240, 249, 314, 320, 332, 384, 415, 471, 480, 498, 628, 640, 664, 785, 830, 942, 960, 996, 1245, 1256, 1328, 1570, 1660, 1884, 1920, 1992, 2355, 2490, 2512, 2656, 3140, 3320, 3768, 3984, 4710, 4980, 5024, 5312, 6280, 6640, 7536, 7968, 9420, 9960, 10048, 10624, 12560, 13031, 13280, 15072, 15936, 18840, 19920, 20096, 25120, 26062, 26560, 30144, 31872, 37680, 39093, 39840, 50240, 52124, 53120, 60288, 65155, 75360, 78186, 79680, 100480, 104248, 130310, 150720, 156372, 159360, 195465, 208496, 260620, 301440, 312744, 390930, 416992, 521240, 625488, 781860, 833984, 1042480, 1250976, 1563720, 1667968, 2084960, 2501952, 3127440, 4169920, 5003904, 6254880, 8339840, 12509760, 25019520]

約数ペア:

[(1, 25019520), (2, 12509760), (3, 8339840), (4, 6254880), (5, 5003904), (6, 4169920), (8, 3127440), (10, 2501952), (12, 2084960), (15, 1667968), (16, 1563720), (20, 1250976), (24, 1042480), (30, 833984), (32, 781860), (40, 625488), (48, 521240), (60, 416992), (64, 390930), (80, 312744), (83, 301440), (96, 260620), (120, 208496), (128, 195465), (157, 159360), (160, 156372), (166, 150720), (192, 130310), (240, 104248), (249, 100480), (314, 79680), (320, 78186), (332, 75360), (384, 65155), (415, 60288), (471, 53120), (480, 52124), (498, 50240), (628, 39840), (640, 39093), (664, 37680), (785, 31872), (830, 30144), (942, 26560), (960, 26062), (996, 25120), (1245, 20096), (1256, 19920), (1328, 18840), (1570, 15936), (1660, 15072), (1884, 13280), (1920, 13031), (1992, 12560), (2355, 10624), (2490, 10048), (2512, 9960), (2656, 9420), (3140, 7968), (3320, 7536), (3768, 6640), (3984, 6280), (4710, 5312), (4980, 5024)]