142825640

素因数分解:

$2^3\times 5^1\times {\mathrm{1297}}^1\times {\mathrm{2753}}^1$

素因数の和:4061

約数の個数: 32

約数和(自身を含む): 321722280

約数和(自身を除く): 178896640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1297, 2594, 2753, 5188, 5506, 6485, 10376, 11012, 12970, 13765, 22024, 25940, 27530, 51880, 55060, 110120, 3570641, 7141282, 14282564, 17853205, 28565128, 35706410, 71412820, 142825640]

約数ペア:

[(1, 142825640), (2, 71412820), (4, 35706410), (5, 28565128), (8, 17853205), (10, 14282564), (20, 7141282), (40, 3570641), (1297, 110120), (2594, 55060), (2753, 51880), (5188, 27530), (5506, 25940), (6485, 22024), (10376, 13765), (11012, 12970)]