52802691475

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{1993}}^1$

素因数の和:2249

約数の個数: 72

約数和(自身を含む): 73630364240

約数和(自身を除く): 20827672765

約数列:

[1, 5, 17, 19, 25, 85, 95, 193, 289, 323, 425, 475, 965, 1445, 1615, 1993, 3281, 3667, 4825, 5491, 7225, 8075, 9965, 16405, 18335, 27455, 33881, 37867, 49825, 55777, 62339, 82025, 91675, 137275, 169405, 189335, 278885, 311695, 384649, 575977, 643739, 847025, 946675, 1059763, 1394425, 1558475, 1923245, 2879885, 3218695, 5298815, 6539033, 7308331, 9616225, 10943563, 14399425, 16093475, 26494075, 32695165, 36541655, 54717815, 111163561, 124241627, 163475825, 182708275, 273589075, 555817805, 621208135, 2112107659, 2779089025, 3106040675, 10560538295, 52802691475]

約数ペア:

[(1, 52802691475), (5, 10560538295), (17, 3106040675), (19, 2779089025), (25, 2112107659), (85, 621208135), (95, 555817805), (193, 273589075), (289, 182708275), (323, 163475825), (425, 124241627), (475, 111163561), (965, 54717815), (1445, 36541655), (1615, 32695165), (1993, 26494075), (3281, 16093475), (3667, 14399425), (4825, 10943563), (5491, 9616225), (7225, 7308331), (8075, 6539033), (9965, 5298815), (16405, 3218695), (18335, 2879885), (27455, 1923245), (33881, 1558475), (37867, 1394425), (49825, 1059763), (55777, 946675), (62339, 847025), (82025, 643739), (91675, 575977), (137275, 384649), (169405, 311695), (189335, 278885)]