38891200

素因数分解:

$2^6\times 5^2\times {\mathrm{109}}^1\times {\mathrm{223}}^1$

素因数の和:354

約数の個数: 84

約数和(自身を含む): 97007680

約数和(自身を除く): 58116480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 109, 160, 200, 218, 223, 320, 400, 436, 446, 545, 800, 872, 892, 1090, 1115, 1600, 1744, 1784, 2180, 2230, 2725, 3488, 3568, 4360, 4460, 5450, 5575, 6976, 7136, 8720, 8920, 10900, 11150, 14272, 17440, 17840, 21800, 22300, 24307, 34880, 35680, 43600, 44600, 48614, 71360, 87200, 89200, 97228, 121535, 174400, 178400, 194456, 243070, 356800, 388912, 486140, 607675, 777824, 972280, 1215350, 1555648, 1944560, 2430700, 3889120, 4861400, 7778240, 9722800, 19445600, 38891200]

約数ペア:

[(1, 38891200), (2, 19445600), (4, 9722800), (5, 7778240), (8, 4861400), (10, 3889120), (16, 2430700), (20, 1944560), (25, 1555648), (32, 1215350), (40, 972280), (50, 777824), (64, 607675), (80, 486140), (100, 388912), (109, 356800), (160, 243070), (200, 194456), (218, 178400), (223, 174400), (320, 121535), (400, 97228), (436, 89200), (446, 87200), (545, 71360), (800, 48614), (872, 44600), (892, 43600), (1090, 35680), (1115, 34880), (1600, 24307), (1744, 22300), (1784, 21800), (2180, 17840), (2230, 17440), (2725, 14272), (3488, 11150), (3568, 10900), (4360, 8920), (4460, 8720), (5450, 7136), (5575, 6976)]