25550840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{91253}}^1$

素因数の和:91271

約数の個数: 32

約数和(自身を含む): 65702880

約数和(自身を除く): 40152040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 91253, 182506, 365012, 456265, 638771, 730024, 912530, 1277542, 1825060, 2555084, 3193855, 3650120, 5110168, 6387710, 12775420, 25550840]

約数ペア:

[(1, 25550840), (2, 12775420), (4, 6387710), (5, 5110168), (7, 3650120), (8, 3193855), (10, 2555084), (14, 1825060), (20, 1277542), (28, 912530), (35, 730024), (40, 638771), (56, 456265), (70, 365012), (140, 182506), (280, 91253)]