251136690976

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1\times {\mathrm{12923}}^1$

素因数の和:13346

約数の個数: 96

約数和(自身を含む): 529368073920

約数和(自身を除く): 278231382944

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 139, 257, 272, 278, 514, 544, 556, 1028, 1112, 2056, 2224, 2363, 4112, 4369, 4448, 4726, 8224, 8738, 9452, 12923, 17476, 18904, 25846, 34952, 35723, 37808, 51692, 69904, 71446, 75616, 103384, 139808, 142892, 206768, 219691, 285784, 413536, 439382, 571568, 607291, 878764, 1143136, 1214582, 1757528, 1796297, 2429164, 3321211, 3515056, 3592594, 4858328, 6642422, 7030112, 7185188, 9716656, 13284844, 14370376, 19433312, 26569688, 28740752, 30537049, 53139376, 56460587, 57481504, 61074098, 106278752, 112921174, 122148196, 225842348, 244296392, 451684696, 461648329, 488592784, 903369392, 923296658, 977185568, 1806738784, 1846593316, 3693186632, 7386373264, 7848021593, 14772746528, 15696043186, 31392086372, 62784172744, 125568345488, 251136690976]

約数ペア:

[(1, 251136690976), (2, 125568345488), (4, 62784172744), (8, 31392086372), (16, 15696043186), (17, 14772746528), (32, 7848021593), (34, 7386373264), (68, 3693186632), (136, 1846593316), (139, 1806738784), (257, 977185568), (272, 923296658), (278, 903369392), (514, 488592784), (544, 461648329), (556, 451684696), (1028, 244296392), (1112, 225842348), (2056, 122148196), (2224, 112921174), (2363, 106278752), (4112, 61074098), (4369, 57481504), (4448, 56460587), (4726, 53139376), (8224, 30537049), (8738, 28740752), (9452, 26569688), (12923, 19433312), (17476, 14370376), (18904, 13284844), (25846, 9716656), (34952, 7185188), (35723, 7030112), (37808, 6642422), (51692, 4858328), (69904, 3592594), (71446, 3515056), (75616, 3321211), (103384, 2429164), (139808, 1796297), (142892, 1757528), (206768, 1214582), (219691, 1143136), (285784, 878764), (413536, 607291), (439382, 571568)]