49150720

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:130

約数の個数: 144

約数和(自身を含む): 129507840

約数和(自身を除く): 80357120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 43, 47, 64, 76, 80, 86, 94, 95, 128, 152, 160, 172, 188, 190, 215, 235, 256, 304, 320, 344, 376, 380, 430, 470, 608, 640, 688, 752, 760, 817, 860, 893, 940, 1216, 1280, 1376, 1504, 1520, 1634, 1720, 1786, 1880, 2021, 2432, 2752, 3008, 3040, 3268, 3440, 3572, 3760, 4042, 4085, 4465, 4864, 5504, 6016, 6080, 6536, 6880, 7144, 7520, 8084, 8170, 8930, 10105, 11008, 12032, 12160, 13072, 13760, 14288, 15040, 16168, 16340, 17860, 20210, 24320, 26144, 27520, 28576, 30080, 32336, 32680, 35720, 38399, 40420, 52288, 55040, 57152, 60160, 64672, 65360, 71440, 76798, 80840, 104576, 114304, 129344, 130720, 142880, 153596, 161680, 191995, 209152, 228608, 258688, 261440, 285760, 307192, 323360, 383990, 517376, 522880, 571520, 614384, 646720, 767980, 1045760, 1143040, 1228768, 1293440, 1535960, 2457536, 2586880, 3071920, 4915072, 6143840, 9830144, 12287680, 24575360, 49150720]

約数ペア:

[(1, 49150720), (2, 24575360), (4, 12287680), (5, 9830144), (8, 6143840), (10, 4915072), (16, 3071920), (19, 2586880), (20, 2457536), (32, 1535960), (38, 1293440), (40, 1228768), (43, 1143040), (47, 1045760), (64, 767980), (76, 646720), (80, 614384), (86, 571520), (94, 522880), (95, 517376), (128, 383990), (152, 323360), (160, 307192), (172, 285760), (188, 261440), (190, 258688), (215, 228608), (235, 209152), (256, 191995), (304, 161680), (320, 153596), (344, 142880), (376, 130720), (380, 129344), (430, 114304), (470, 104576), (608, 80840), (640, 76798), (688, 71440), (752, 65360), (760, 64672), (817, 60160), (860, 57152), (893, 55040), (940, 52288), (1216, 40420), (1280, 38399), (1376, 35720), (1504, 32680), (1520, 32336), (1634, 30080), (1720, 28576), (1786, 27520), (1880, 26144), (2021, 24320), (2432, 20210), (2752, 17860), (3008, 16340), (3040, 16168), (3268, 15040), (3440, 14288), (3572, 13760), (3760, 13072), (4042, 12160), (4085, 12032), (4465, 11008), (4864, 10105), (5504, 8930), (6016, 8170), (6080, 8084), (6536, 7520), (6880, 7144)]