25207990

素因数分解:

$2^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{9371}}^1$

素因数の和:9647

約数の個数: 16

約数和(自身を含む): 45547920

約数和(自身を除く): 20339930

約数列:

[1, 2, 5, 10, 269, 538, 1345, 2690, 9371, 18742, 46855, 93710, 2520799, 5041598, 12603995, 25207990]

約数ペア:

[(1, 25207990), (2, 12603995), (5, 5041598), (10, 2520799), (269, 93710), (538, 46855), (1345, 18742), (2690, 9371)]