100123040

素因数分解:

$2^5\times 5^1\times {\mathrm{109}}^1\times {\mathrm{5741}}^1$

素因数の和:5865

約数の個数: 48

約数和(自身を含む): 238752360

約数和(自身を除く): 138629320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 109, 160, 218, 436, 545, 872, 1090, 1744, 2180, 3488, 4360, 5741, 8720, 11482, 17440, 22964, 28705, 45928, 57410, 91856, 114820, 183712, 229640, 459280, 625769, 918560, 1251538, 2503076, 3128845, 5006152, 6257690, 10012304, 12515380, 20024608, 25030760, 50061520, 100123040]

約数ペア:

[(1, 100123040), (2, 50061520), (4, 25030760), (5, 20024608), (8, 12515380), (10, 10012304), (16, 6257690), (20, 5006152), (32, 3128845), (40, 2503076), (80, 1251538), (109, 918560), (160, 625769), (218, 459280), (436, 229640), (545, 183712), (872, 114820), (1090, 91856), (1744, 57410), (2180, 45928), (3488, 28705), (4360, 22964), (5741, 17440), (8720, 11482)]