3444400

素因数分解:

$2^4\times 5^2\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:206

約数の個数: 60

約数和(自身を含む): 8456800

約数和(自身を除く): 5012400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 79, 80, 100, 109, 158, 200, 218, 316, 395, 400, 436, 545, 632, 790, 872, 1090, 1264, 1580, 1744, 1975, 2180, 2725, 3160, 3950, 4360, 5450, 6320, 7900, 8611, 8720, 10900, 15800, 17222, 21800, 31600, 34444, 43055, 43600, 68888, 86110, 137776, 172220, 215275, 344440, 430550, 688880, 861100, 1722200, 3444400]

約数ペア:

[(1, 3444400), (2, 1722200), (4, 861100), (5, 688880), (8, 430550), (10, 344440), (16, 215275), (20, 172220), (25, 137776), (40, 86110), (50, 68888), (79, 43600), (80, 43055), (100, 34444), (109, 31600), (158, 21800), (200, 17222), (218, 15800), (316, 10900), (395, 8720), (400, 8611), (436, 7900), (545, 6320), (632, 5450), (790, 4360), (872, 3950), (1090, 3160), (1264, 2725), (1580, 2180), (1744, 1975)]