131313400

素因数分解:

$2^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{15269}}^1$

素因数の和:15328

約数の個数: 48

約数和(自身を含む): 312424200

約数和(自身を除く): 181110800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 86, 100, 172, 200, 215, 344, 430, 860, 1075, 1720, 2150, 4300, 8600, 15269, 30538, 61076, 76345, 122152, 152690, 305380, 381725, 610760, 656567, 763450, 1313134, 1526900, 2626268, 3053800, 3282835, 5252536, 6565670, 13131340, 16414175, 26262680, 32828350, 65656700, 131313400]

約数ペア:

[(1, 131313400), (2, 65656700), (4, 32828350), (5, 26262680), (8, 16414175), (10, 13131340), (20, 6565670), (25, 5252536), (40, 3282835), (43, 3053800), (50, 2626268), (86, 1526900), (100, 1313134), (172, 763450), (200, 656567), (215, 610760), (344, 381725), (430, 305380), (860, 152690), (1075, 122152), (1720, 76345), (2150, 61076), (4300, 30538), (8600, 15269)]