151997725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{1231}}^1$

素因数の和:1701

約数の個数: 24

約数和(自身を含む): 206236800

約数和(自身を除く): 54239075

約数列:

[1, 5, 11, 25, 55, 275, 449, 1231, 2245, 4939, 6155, 11225, 13541, 24695, 30775, 67705, 123475, 338525, 552719, 2763595, 6079909, 13817975, 30399545, 151997725]

約数ペア:

[(1, 151997725), (5, 30399545), (11, 13817975), (25, 6079909), (55, 2763595), (275, 552719), (449, 338525), (1231, 123475), (2245, 67705), (4939, 30775), (6155, 24695), (11225, 13541)]