25805720

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{9629}}^1$

素因数の和:9707

約数の個数: 32

約数和(自身を含む): 58935600

約数和(自身を除く): 33129880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 9629, 19258, 38516, 48145, 77032, 96290, 192580, 385160, 645143, 1290286, 2580572, 3225715, 5161144, 6451430, 12902860, 25805720]

約数ペア:

[(1, 25805720), (2, 12902860), (4, 6451430), (5, 5161144), (8, 3225715), (10, 2580572), (20, 1290286), (40, 645143), (67, 385160), (134, 192580), (268, 96290), (335, 77032), (536, 48145), (670, 38516), (1340, 19258), (2680, 9629)]