255523972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{719}}^1$

素因数の和:972

約数の個数: 48

約数和(自身を含む): 502951680

約数和(自身を除く): 247427708

約数列:

[1, 2, 4, 11, 22, 41, 44, 82, 164, 197, 394, 451, 719, 788, 902, 1438, 1804, 2167, 2876, 4334, 7909, 8077, 8668, 15818, 16154, 29479, 31636, 32308, 58958, 88847, 117916, 141643, 177694, 283286, 324269, 355388, 566572, 648538, 1297076, 1558073, 3116146, 5807363, 6232292, 11614726, 23229452, 63880993, 127761986, 255523972]

約数ペア:

[(1, 255523972), (2, 127761986), (4, 63880993), (11, 23229452), (22, 11614726), (41, 6232292), (44, 5807363), (82, 3116146), (164, 1558073), (197, 1297076), (394, 648538), (451, 566572), (719, 355388), (788, 324269), (902, 283286), (1438, 177694), (1804, 141643), (2167, 117916), (2876, 88847), (4334, 58958), (7909, 32308), (8077, 31636), (8668, 29479), (15818, 16154)]