25146940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{337}}^1$

素因数の和:407

約数の個数: 96

約数和(自身を含む): 66777984

約数和(自身を除く): 41631044

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 41, 52, 65, 70, 82, 91, 130, 140, 164, 182, 205, 260, 287, 337, 364, 410, 455, 533, 574, 674, 820, 910, 1066, 1148, 1348, 1435, 1685, 1820, 2132, 2359, 2665, 2870, 3370, 3731, 4381, 4718, 5330, 5740, 6740, 7462, 8762, 9436, 10660, 11795, 13817, 14924, 17524, 18655, 21905, 23590, 27634, 30667, 37310, 43810, 47180, 55268, 61334, 69085, 74620, 87620, 96719, 122668, 138170, 153335, 179621, 193438, 276340, 306670, 359242, 386876, 483595, 613340, 718484, 898105, 967190, 1257347, 1796210, 1934380, 2514694, 3592420, 5029388, 6286735, 12573470, 25146940]

約数ペア:

[(1, 25146940), (2, 12573470), (4, 6286735), (5, 5029388), (7, 3592420), (10, 2514694), (13, 1934380), (14, 1796210), (20, 1257347), (26, 967190), (28, 898105), (35, 718484), (41, 613340), (52, 483595), (65, 386876), (70, 359242), (82, 306670), (91, 276340), (130, 193438), (140, 179621), (164, 153335), (182, 138170), (205, 122668), (260, 96719), (287, 87620), (337, 74620), (364, 69085), (410, 61334), (455, 55268), (533, 47180), (574, 43810), (674, 37310), (820, 30667), (910, 27634), (1066, 23590), (1148, 21905), (1348, 18655), (1435, 17524), (1685, 14924), (1820, 13817), (2132, 11795), (2359, 10660), (2665, 9436), (2870, 8762), (3370, 7462), (3731, 6740), (4381, 5740), (4718, 5330)]