25556120

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{15583}}^1$

素因数の和:15635

約数の個数: 32

約数和(自身を含む): 58907520

約数和(自身を除く): 33351400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 15583, 31166, 62332, 77915, 124664, 155830, 311660, 623320, 638903, 1277806, 2555612, 3194515, 5111224, 6389030, 12778060, 25556120]

約数ペア:

[(1, 25556120), (2, 12778060), (4, 6389030), (5, 5111224), (8, 3194515), (10, 2555612), (20, 1277806), (40, 638903), (41, 623320), (82, 311660), (164, 155830), (205, 124664), (328, 77915), (410, 62332), (820, 31166), (1640, 15583)]