51143500

素因数分解:

$2^2\times 5^3\times {\mathrm{233}}^1\times {\mathrm{439}}^1$

素因数の和:691

約数の個数: 48

約数和(自身を含む): 112432320

約数和(自身を除く): 61288820

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 233, 250, 439, 466, 500, 878, 932, 1165, 1756, 2195, 2330, 4390, 4660, 5825, 8780, 10975, 11650, 21950, 23300, 29125, 43900, 54875, 58250, 102287, 109750, 116500, 204574, 219500, 409148, 511435, 1022870, 2045740, 2557175, 5114350, 10228700, 12785875, 25571750, 51143500]

約数ペア:

[(1, 51143500), (2, 25571750), (4, 12785875), (5, 10228700), (10, 5114350), (20, 2557175), (25, 2045740), (50, 1022870), (100, 511435), (125, 409148), (233, 219500), (250, 204574), (439, 116500), (466, 109750), (500, 102287), (878, 58250), (932, 54875), (1165, 43900), (1756, 29125), (2195, 23300), (2330, 21950), (4390, 11650), (4660, 10975), (5825, 8780)]