25119508

素因数分解:

$2^2\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{641}}^1$

素因数の和:843

約数の個数: 24

約数和(自身を含む): 44922024

約数和(自身を除く): 19802516

約数列:

[1, 2, 4, 97, 101, 194, 202, 388, 404, 641, 1282, 2564, 9797, 19594, 39188, 62177, 64741, 124354, 129482, 248708, 258964, 6279877, 12559754, 25119508]

約数ペア:

[(1, 25119508), (2, 12559754), (4, 6279877), (97, 258964), (101, 248708), (194, 129482), (202, 124354), (388, 64741), (404, 62177), (641, 39188), (1282, 19594), (2564, 9797)]