51811548040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{178439}}^1$

素因数の和:178535

約数の個数: 128

約数和(自身を含む): 143380108800

約数和(自身を除く): 91568560760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 61, 68, 70, 85, 119, 122, 136, 140, 170, 238, 244, 280, 305, 340, 427, 476, 488, 595, 610, 680, 854, 952, 1037, 1190, 1220, 1708, 2074, 2135, 2380, 2440, 3416, 4148, 4270, 4760, 5185, 7259, 8296, 8540, 10370, 14518, 17080, 20740, 29036, 36295, 41480, 58072, 72590, 145180, 178439, 290360, 356878, 713756, 892195, 1249073, 1427512, 1784390, 2498146, 3033463, 3568780, 4996292, 6066926, 6245365, 7137560, 9992584, 10884779, 12133852, 12490730, 15167315, 21234241, 21769558, 24267704, 24981460, 30334630, 42468482, 43539116, 49962920, 54423895, 60669260, 76193453, 84936964, 87078232, 106171205, 108847790, 121338520, 152386906, 169873928, 185041243, 212342410, 217695580, 304773812, 370082486, 380967265, 424684820, 435391160, 609547624, 740164972, 761934530, 849369640, 925206215, 1295288701, 1480329944, 1523869060, 1850412430, 2590577402, 3047738120, 3700824860, 5181154804, 6476443505, 7401649720, 10362309608, 12952887010, 25905774020, 51811548040]

約数ペア:

[(1, 51811548040), (2, 25905774020), (4, 12952887010), (5, 10362309608), (7, 7401649720), (8, 6476443505), (10, 5181154804), (14, 3700824860), (17, 3047738120), (20, 2590577402), (28, 1850412430), (34, 1523869060), (35, 1480329944), (40, 1295288701), (56, 925206215), (61, 849369640), (68, 761934530), (70, 740164972), (85, 609547624), (119, 435391160), (122, 424684820), (136, 380967265), (140, 370082486), (170, 304773812), (238, 217695580), (244, 212342410), (280, 185041243), (305, 169873928), (340, 152386906), (427, 121338520), (476, 108847790), (488, 106171205), (595, 87078232), (610, 84936964), (680, 76193453), (854, 60669260), (952, 54423895), (1037, 49962920), (1190, 43539116), (1220, 42468482), (1708, 30334630), (2074, 24981460), (2135, 24267704), (2380, 21769558), (2440, 21234241), (3416, 15167315), (4148, 12490730), (4270, 12133852), (4760, 10884779), (5185, 9992584), (7259, 7137560), (8296, 6245365), (8540, 6066926), (10370, 4996292), (14518, 3568780), (17080, 3033463), (20740, 2498146), (29036, 1784390), (36295, 1427512), (41480, 1249073), (58072, 892195), (72590, 713756), (145180, 356878), (178439, 290360)]