50778840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{991}}^1$

素因数の和:1073

約数の個数: 128

約数和(自身を含む): 177131520

約数和(自身を除く): 126352680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 61, 70, 84, 105, 120, 122, 140, 168, 183, 210, 244, 280, 305, 366, 420, 427, 488, 610, 732, 840, 854, 915, 991, 1220, 1281, 1464, 1708, 1830, 1982, 2135, 2440, 2562, 2973, 3416, 3660, 3964, 4270, 4955, 5124, 5946, 6405, 6937, 7320, 7928, 8540, 9910, 10248, 11892, 12810, 13874, 14865, 17080, 19820, 20811, 23784, 25620, 27748, 29730, 34685, 39640, 41622, 51240, 55496, 59460, 60451, 69370, 83244, 104055, 118920, 120902, 138740, 166488, 181353, 208110, 241804, 277480, 302255, 362706, 416220, 423157, 483608, 604510, 725412, 832440, 846314, 906765, 1209020, 1269471, 1450824, 1692628, 1813530, 2115785, 2418040, 2538942, 3385256, 3627060, 4231570, 5077884, 6347355, 7254120, 8463140, 10155768, 12694710, 16926280, 25389420, 50778840]

約数ペア:

[(1, 50778840), (2, 25389420), (3, 16926280), (4, 12694710), (5, 10155768), (6, 8463140), (7, 7254120), (8, 6347355), (10, 5077884), (12, 4231570), (14, 3627060), (15, 3385256), (20, 2538942), (21, 2418040), (24, 2115785), (28, 1813530), (30, 1692628), (35, 1450824), (40, 1269471), (42, 1209020), (56, 906765), (60, 846314), (61, 832440), (70, 725412), (84, 604510), (105, 483608), (120, 423157), (122, 416220), (140, 362706), (168, 302255), (183, 277480), (210, 241804), (244, 208110), (280, 181353), (305, 166488), (366, 138740), (420, 120902), (427, 118920), (488, 104055), (610, 83244), (732, 69370), (840, 60451), (854, 59460), (915, 55496), (991, 51240), (1220, 41622), (1281, 39640), (1464, 34685), (1708, 29730), (1830, 27748), (1982, 25620), (2135, 23784), (2440, 20811), (2562, 19820), (2973, 17080), (3416, 14865), (3660, 13874), (3964, 12810), (4270, 11892), (4955, 10248), (5124, 9910), (5946, 8540), (6405, 7928), (6937, 7320)]