54908500

素因数分解:

$2^2\times 5^3\times {\mathrm{193}}^1\times {\mathrm{569}}^1$

素因数の和:781

約数の個数: 48

約数和(自身を含む): 120753360

約数和(自身を除く): 65844860

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 193, 250, 386, 500, 569, 772, 965, 1138, 1930, 2276, 2845, 3860, 4825, 5690, 9650, 11380, 14225, 19300, 24125, 28450, 48250, 56900, 71125, 96500, 109817, 142250, 219634, 284500, 439268, 549085, 1098170, 2196340, 2745425, 5490850, 10981700, 13727125, 27454250, 54908500]

約数ペア:

[(1, 54908500), (2, 27454250), (4, 13727125), (5, 10981700), (10, 5490850), (20, 2745425), (25, 2196340), (50, 1098170), (100, 549085), (125, 439268), (193, 284500), (250, 219634), (386, 142250), (500, 109817), (569, 96500), (772, 71125), (965, 56900), (1138, 48250), (1930, 28450), (2276, 24125), (2845, 19300), (3860, 14225), (4825, 11380), (5690, 9650)]