127256480

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{317}}^1$

素因数の和:538

約数の個数: 96

約数和(自身を含む): 326474064

約数和(自身を除く): 199217584

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 193, 208, 260, 317, 386, 416, 520, 634, 772, 965, 1040, 1268, 1544, 1585, 1930, 2080, 2509, 2536, 3088, 3170, 3860, 4121, 5018, 5072, 6176, 6340, 7720, 8242, 10036, 10144, 12545, 12680, 15440, 16484, 20072, 20605, 25090, 25360, 30880, 32968, 40144, 41210, 50180, 50720, 61181, 65936, 80288, 82420, 100360, 122362, 131872, 164840, 200720, 244724, 305905, 329680, 401440, 489448, 611810, 659360, 795353, 978896, 1223620, 1590706, 1957792, 2447240, 3181412, 3976765, 4894480, 6362824, 7953530, 9788960, 12725648, 15907060, 25451296, 31814120, 63628240, 127256480]

約数ペア:

[(1, 127256480), (2, 63628240), (4, 31814120), (5, 25451296), (8, 15907060), (10, 12725648), (13, 9788960), (16, 7953530), (20, 6362824), (26, 4894480), (32, 3976765), (40, 3181412), (52, 2447240), (65, 1957792), (80, 1590706), (104, 1223620), (130, 978896), (160, 795353), (193, 659360), (208, 611810), (260, 489448), (317, 401440), (386, 329680), (416, 305905), (520, 244724), (634, 200720), (772, 164840), (965, 131872), (1040, 122362), (1268, 100360), (1544, 82420), (1585, 80288), (1930, 65936), (2080, 61181), (2509, 50720), (2536, 50180), (3088, 41210), (3170, 40144), (3860, 32968), (4121, 30880), (5018, 25360), (5072, 25090), (6176, 20605), (6340, 20072), (7720, 16484), (8242, 15440), (10036, 12680), (10144, 12545)]