27556490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{337}}^1$

素因数の和:411

約数の個数: 64

約数和(自身を含む): 58260384

約数和(自身を除く): 30703894

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 37, 65, 74, 85, 130, 170, 185, 221, 337, 370, 442, 481, 629, 674, 962, 1105, 1258, 1685, 2210, 2405, 3145, 3370, 4381, 4810, 5729, 6290, 8177, 8762, 11458, 12469, 16354, 21905, 24938, 28645, 40885, 43810, 57290, 62345, 74477, 81770, 124690, 148954, 162097, 211973, 324194, 372385, 423946, 744770, 810485, 1059865, 1620970, 2119730, 2755649, 5511298, 13778245, 27556490]

約数ペア:

[(1, 27556490), (2, 13778245), (5, 5511298), (10, 2755649), (13, 2119730), (17, 1620970), (26, 1059865), (34, 810485), (37, 744770), (65, 423946), (74, 372385), (85, 324194), (130, 211973), (170, 162097), (185, 148954), (221, 124690), (337, 81770), (370, 74477), (442, 62345), (481, 57290), (629, 43810), (674, 40885), (962, 28645), (1105, 24938), (1258, 21905), (1685, 16354), (2210, 12469), (2405, 11458), (3145, 8762), (3370, 8177), (4381, 6290), (4810, 5729)]