25026680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{89381}}^1$

素因数の和:89399

約数の個数: 32

約数和(自身を含む): 64355040

約数和(自身を除く): 39328360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 89381, 178762, 357524, 446905, 625667, 715048, 893810, 1251334, 1787620, 2502668, 3128335, 3575240, 5005336, 6256670, 12513340, 25026680]

約数ペア:

[(1, 25026680), (2, 12513340), (4, 6256670), (5, 5005336), (7, 3575240), (8, 3128335), (10, 2502668), (14, 1787620), (20, 1251334), (28, 893810), (35, 715048), (40, 625667), (56, 446905), (70, 357524), (140, 178762), (280, 89381)]