84932800

素因数分解:

$2^6\times 5^2\times {\mathrm{109}}^1\times {\mathrm{487}}^1$

素因数の和:618

約数の個数: 84

約数和(自身を含む): 211338160

約数和(自身を除く): 126405360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 109, 160, 200, 218, 320, 400, 436, 487, 545, 800, 872, 974, 1090, 1600, 1744, 1948, 2180, 2435, 2725, 3488, 3896, 4360, 4870, 5450, 6976, 7792, 8720, 9740, 10900, 12175, 15584, 17440, 19480, 21800, 24350, 31168, 34880, 38960, 43600, 48700, 53083, 77920, 87200, 97400, 106166, 155840, 174400, 194800, 212332, 265415, 389600, 424664, 530830, 779200, 849328, 1061660, 1327075, 1698656, 2123320, 2654150, 3397312, 4246640, 5308300, 8493280, 10616600, 16986560, 21233200, 42466400, 84932800]

約数ペア:

[(1, 84932800), (2, 42466400), (4, 21233200), (5, 16986560), (8, 10616600), (10, 8493280), (16, 5308300), (20, 4246640), (25, 3397312), (32, 2654150), (40, 2123320), (50, 1698656), (64, 1327075), (80, 1061660), (100, 849328), (109, 779200), (160, 530830), (200, 424664), (218, 389600), (320, 265415), (400, 212332), (436, 194800), (487, 174400), (545, 155840), (800, 106166), (872, 97400), (974, 87200), (1090, 77920), (1600, 53083), (1744, 48700), (1948, 43600), (2180, 38960), (2435, 34880), (2725, 31168), (3488, 24350), (3896, 21800), (4360, 19480), (4870, 17440), (5450, 15584), (6976, 12175), (7792, 10900), (8720, 9740)]