55110400

素因数分解:

$2^8\times 5^2\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:214

約数の個数: 108

約数和(自身を含む): 139400800

約数和(自身を除く): 84290400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 79, 80, 100, 109, 128, 158, 160, 200, 218, 256, 316, 320, 395, 400, 436, 545, 632, 640, 790, 800, 872, 1090, 1264, 1280, 1580, 1600, 1744, 1975, 2180, 2528, 2725, 3160, 3200, 3488, 3950, 4360, 5056, 5450, 6320, 6400, 6976, 7900, 8611, 8720, 10112, 10900, 12640, 13952, 15800, 17222, 17440, 20224, 21800, 25280, 27904, 31600, 34444, 34880, 43055, 43600, 50560, 63200, 68888, 69760, 86110, 87200, 101120, 126400, 137776, 139520, 172220, 174400, 215275, 252800, 275552, 344440, 348800, 430550, 505600, 551104, 688880, 697600, 861100, 1102208, 1377760, 1722200, 2204416, 2755520, 3444400, 5511040, 6888800, 11022080, 13777600, 27555200, 55110400]

約数ペア:

[(1, 55110400), (2, 27555200), (4, 13777600), (5, 11022080), (8, 6888800), (10, 5511040), (16, 3444400), (20, 2755520), (25, 2204416), (32, 1722200), (40, 1377760), (50, 1102208), (64, 861100), (79, 697600), (80, 688880), (100, 551104), (109, 505600), (128, 430550), (158, 348800), (160, 344440), (200, 275552), (218, 252800), (256, 215275), (316, 174400), (320, 172220), (395, 139520), (400, 137776), (436, 126400), (545, 101120), (632, 87200), (640, 86110), (790, 69760), (800, 68888), (872, 63200), (1090, 50560), (1264, 43600), (1280, 43055), (1580, 34880), (1600, 34444), (1744, 31600), (1975, 27904), (2180, 25280), (2528, 21800), (2725, 20224), (3160, 17440), (3200, 17222), (3488, 15800), (3950, 13952), (4360, 12640), (5056, 10900), (5450, 10112), (6320, 8720), (6400, 8611), (6976, 7900)]