51403170

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{991}}^1$

素因数の和:1040

約数の個数: 128

約数和(自身を含む): 159989760

約数和(自身を除く): 108586590

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 19, 21, 26, 30, 35, 38, 39, 42, 57, 65, 70, 78, 91, 95, 105, 114, 130, 133, 182, 190, 195, 210, 247, 266, 273, 285, 390, 399, 455, 494, 546, 570, 665, 741, 798, 910, 991, 1235, 1330, 1365, 1482, 1729, 1982, 1995, 2470, 2730, 2973, 3458, 3705, 3990, 4955, 5187, 5946, 6937, 7410, 8645, 9910, 10374, 12883, 13874, 14865, 17290, 18829, 20811, 25766, 25935, 29730, 34685, 37658, 38649, 41622, 51870, 56487, 64415, 69370, 77298, 90181, 94145, 104055, 112974, 128830, 131803, 180362, 188290, 193245, 208110, 244777, 263606, 270543, 282435, 386490, 395409, 450905, 489554, 541086, 564870, 659015, 734331, 790818, 901810, 1223885, 1318030, 1352715, 1468662, 1713439, 1977045, 2447770, 2705430, 3426878, 3671655, 3954090, 5140317, 7343310, 8567195, 10280634, 17134390, 25701585, 51403170]

約数ペア:

[(1, 51403170), (2, 25701585), (3, 17134390), (5, 10280634), (6, 8567195), (7, 7343310), (10, 5140317), (13, 3954090), (14, 3671655), (15, 3426878), (19, 2705430), (21, 2447770), (26, 1977045), (30, 1713439), (35, 1468662), (38, 1352715), (39, 1318030), (42, 1223885), (57, 901810), (65, 790818), (70, 734331), (78, 659015), (91, 564870), (95, 541086), (105, 489554), (114, 450905), (130, 395409), (133, 386490), (182, 282435), (190, 270543), (195, 263606), (210, 244777), (247, 208110), (266, 193245), (273, 188290), (285, 180362), (390, 131803), (399, 128830), (455, 112974), (494, 104055), (546, 94145), (570, 90181), (665, 77298), (741, 69370), (798, 64415), (910, 56487), (991, 51870), (1235, 41622), (1330, 38649), (1365, 37658), (1482, 34685), (1729, 29730), (1982, 25935), (1995, 25766), (2470, 20811), (2730, 18829), (2973, 17290), (3458, 14865), (3705, 13874), (3990, 12883), (4955, 10374), (5187, 9910), (5946, 8645), (6937, 7410)]