2163725

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:157

約数の個数: 24

約数和(自身を含む): 2892672

約数和(自身を除く): 728947

約数列:

[1, 5, 23, 25, 53, 71, 115, 265, 355, 575, 1219, 1325, 1633, 1775, 3763, 6095, 8165, 18815, 30475, 40825, 86549, 94075, 432745, 2163725]

約数ペア:

[(1, 2163725), (5, 432745), (23, 94075), (25, 86549), (53, 40825), (71, 30475), (115, 18815), (265, 8165), (355, 6095), (575, 3763), (1219, 1775), (1325, 1633)]