25007762

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:159

約数の個数: 64

約数和(自身を含む): 46448640

約数和(自身を除く): 21440878

約数列:

[1, 2, 13, 19, 23, 26, 31, 38, 46, 62, 71, 142, 247, 299, 403, 437, 494, 589, 598, 713, 806, 874, 923, 1178, 1349, 1426, 1633, 1846, 2201, 2698, 3266, 4402, 5681, 7657, 9269, 11362, 13547, 15314, 17537, 18538, 21229, 27094, 28613, 31027, 35074, 41819, 42458, 50623, 57226, 62054, 83638, 101246, 176111, 352222, 403351, 543647, 658099, 806702, 961837, 1087294, 1316198, 1923674, 12503881, 25007762]

約数ペア:

[(1, 25007762), (2, 12503881), (13, 1923674), (19, 1316198), (23, 1087294), (26, 961837), (31, 806702), (38, 658099), (46, 543647), (62, 403351), (71, 352222), (142, 176111), (247, 101246), (299, 83638), (403, 62054), (437, 57226), (494, 50623), (589, 42458), (598, 41819), (713, 35074), (806, 31027), (874, 28613), (923, 27094), (1178, 21229), (1349, 18538), (1426, 17537), (1633, 15314), (1846, 13547), (2201, 11362), (2698, 9269), (3266, 7657), (4402, 5681)]