13777600

素因数分解:

$2^6\times 5^2\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:210

約数の個数: 84

約数和(自身を含む): 34645600

約数和(自身を除く): 20868000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 79, 80, 100, 109, 158, 160, 200, 218, 316, 320, 395, 400, 436, 545, 632, 790, 800, 872, 1090, 1264, 1580, 1600, 1744, 1975, 2180, 2528, 2725, 3160, 3488, 3950, 4360, 5056, 5450, 6320, 6976, 7900, 8611, 8720, 10900, 12640, 15800, 17222, 17440, 21800, 25280, 31600, 34444, 34880, 43055, 43600, 63200, 68888, 86110, 87200, 126400, 137776, 172220, 174400, 215275, 275552, 344440, 430550, 551104, 688880, 861100, 1377760, 1722200, 2755520, 3444400, 6888800, 13777600]

約数ペア:

[(1, 13777600), (2, 6888800), (4, 3444400), (5, 2755520), (8, 1722200), (10, 1377760), (16, 861100), (20, 688880), (25, 551104), (32, 430550), (40, 344440), (50, 275552), (64, 215275), (79, 174400), (80, 172220), (100, 137776), (109, 126400), (158, 87200), (160, 86110), (200, 68888), (218, 63200), (316, 43600), (320, 43055), (395, 34880), (400, 34444), (436, 31600), (545, 25280), (632, 21800), (790, 17440), (800, 17222), (872, 15800), (1090, 12640), (1264, 10900), (1580, 8720), (1600, 8611), (1744, 7900), (1975, 6976), (2180, 6320), (2528, 5450), (2725, 5056), (3160, 4360), (3488, 3950)]