254751025

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{1721}}^1$

素因数の和:1953

約数の個数: 24

約数和(自身を含む): 327979008

約数和(自身を除く): 73227983

約数列:

[1, 5, 25, 31, 155, 191, 775, 955, 1721, 4775, 5921, 8605, 29605, 43025, 53351, 148025, 266755, 328711, 1333775, 1643555, 8217775, 10190041, 50950205, 254751025]

約数ペア:

[(1, 254751025), (5, 50950205), (25, 10190041), (31, 8217775), (155, 1643555), (191, 1333775), (775, 328711), (955, 266755), (1721, 148025), (4775, 53351), (5921, 43025), (8605, 29605)]