1296274990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{383}}^1\times {\mathrm{463}}^1$

素因数の和:913

約数の個数: 64

約数和(自身を含む): 2540077056

約数和(自身を除く): 1243802066

約数列:

[1, 2, 5, 10, 17, 34, 43, 85, 86, 170, 215, 383, 430, 463, 731, 766, 926, 1462, 1915, 2315, 3655, 3830, 4630, 6511, 7310, 7871, 13022, 15742, 16469, 19909, 32555, 32938, 39355, 39818, 65110, 78710, 82345, 99545, 164690, 177329, 199090, 279973, 338453, 354658, 559946, 676906, 886645, 1399865, 1692265, 1773290, 2799730, 3014593, 3384530, 6029186, 7625147, 15072965, 15250294, 30145930, 38125735, 76251470, 129627499, 259254998, 648137495, 1296274990]

約数ペア:

[(1, 1296274990), (2, 648137495), (5, 259254998), (10, 129627499), (17, 76251470), (34, 38125735), (43, 30145930), (85, 15250294), (86, 15072965), (170, 7625147), (215, 6029186), (383, 3384530), (430, 3014593), (463, 2799730), (731, 1773290), (766, 1692265), (926, 1399865), (1462, 886645), (1915, 676906), (2315, 559946), (3655, 354658), (3830, 338453), (4630, 279973), (6511, 199090), (7310, 177329), (7871, 164690), (13022, 99545), (15742, 82345), (16469, 78710), (19909, 65110), (32555, 39818), (32938, 39355)]