253667575

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:197

約数の個数: 96

約数和(自身を含む): 411402240

約数和(自身を除く): 157734665

約数列:

[1, 5, 7, 19, 23, 25, 31, 35, 95, 107, 115, 133, 155, 161, 175, 217, 437, 475, 535, 575, 589, 665, 713, 749, 775, 805, 1085, 2033, 2185, 2461, 2675, 2945, 3059, 3317, 3325, 3565, 3745, 4025, 4123, 4991, 5425, 10165, 10925, 12305, 13547, 14231, 14725, 15295, 16585, 17227, 17825, 18725, 20615, 23219, 24955, 46759, 50825, 61525, 63023, 67735, 71155, 76291, 76475, 82925, 86135, 94829, 103075, 116095, 124775, 233795, 315115, 327313, 338675, 355775, 381455, 430675, 441161, 474145, 534037, 580475, 1168975, 1449529, 1575575, 1636565, 1907275, 2205805, 2370725, 2670185, 7247645, 8182825, 10146703, 11029025, 13350925, 36238225, 50733515, 253667575]

約数ペア:

[(1, 253667575), (5, 50733515), (7, 36238225), (19, 13350925), (23, 11029025), (25, 10146703), (31, 8182825), (35, 7247645), (95, 2670185), (107, 2370725), (115, 2205805), (133, 1907275), (155, 1636565), (161, 1575575), (175, 1449529), (217, 1168975), (437, 580475), (475, 534037), (535, 474145), (575, 441161), (589, 430675), (665, 381455), (713, 355775), (749, 338675), (775, 327313), (805, 315115), (1085, 233795), (2033, 124775), (2185, 116095), (2461, 103075), (2675, 94829), (2945, 86135), (3059, 82925), (3317, 76475), (3325, 76291), (3565, 71155), (3745, 67735), (4025, 63023), (4123, 61525), (4991, 50825), (5425, 46759), (10165, 24955), (10925, 23219), (12305, 20615), (13547, 18725), (14231, 17825), (14725, 17227), (15295, 16585)]