71219000

素因数分解:

$2^3\times 5^3\times {\mathrm{229}}^1\times {\mathrm{311}}^1$

素因数の和:561

約数の個数: 64

約数和(自身を含む): 167918400

約数和(自身を除く): 96699400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 229, 250, 311, 458, 500, 622, 916, 1000, 1145, 1244, 1555, 1832, 2290, 2488, 3110, 4580, 5725, 6220, 7775, 9160, 11450, 12440, 15550, 22900, 28625, 31100, 38875, 45800, 57250, 62200, 71219, 77750, 114500, 142438, 155500, 229000, 284876, 311000, 356095, 569752, 712190, 1424380, 1780475, 2848760, 3560950, 7121900, 8902375, 14243800, 17804750, 35609500, 71219000]

約数ペア:

[(1, 71219000), (2, 35609500), (4, 17804750), (5, 14243800), (8, 8902375), (10, 7121900), (20, 3560950), (25, 2848760), (40, 1780475), (50, 1424380), (100, 712190), (125, 569752), (200, 356095), (229, 311000), (250, 284876), (311, 229000), (458, 155500), (500, 142438), (622, 114500), (916, 77750), (1000, 71219), (1145, 62200), (1244, 57250), (1555, 45800), (1832, 38875), (2290, 31100), (2488, 28625), (3110, 22900), (4580, 15550), (5725, 12440), (6220, 11450), (7775, 9160)]