51373140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^2$

素因数の和:226

約数の個数: 144

約数和(自身を含む): 178883712

約数和(自身を除く): 127510572

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 97, 105, 130, 140, 156, 182, 194, 195, 210, 260, 273, 291, 364, 388, 390, 420, 455, 485, 546, 582, 679, 780, 910, 970, 1092, 1164, 1261, 1358, 1365, 1455, 1820, 1940, 2037, 2522, 2716, 2730, 2910, 3395, 3783, 4074, 5044, 5460, 5820, 6305, 6790, 7566, 8148, 8827, 9409, 10185, 12610, 13580, 15132, 17654, 18818, 18915, 20370, 25220, 26481, 28227, 35308, 37636, 37830, 40740, 44135, 47045, 52962, 56454, 65863, 75660, 88270, 94090, 105924, 112908, 122317, 131726, 132405, 141135, 176540, 188180, 197589, 244634, 263452, 264810, 282270, 329315, 366951, 395178, 489268, 529620, 564540, 611585, 658630, 733902, 790356, 856219, 987945, 1223170, 1317260, 1467804, 1712438, 1834755, 1975890, 2446340, 2568657, 3424876, 3669510, 3951780, 4281095, 5137314, 7339020, 8562190, 10274628, 12843285, 17124380, 25686570, 51373140]

約数ペア:

[(1, 51373140), (2, 25686570), (3, 17124380), (4, 12843285), (5, 10274628), (6, 8562190), (7, 7339020), (10, 5137314), (12, 4281095), (13, 3951780), (14, 3669510), (15, 3424876), (20, 2568657), (21, 2446340), (26, 1975890), (28, 1834755), (30, 1712438), (35, 1467804), (39, 1317260), (42, 1223170), (52, 987945), (60, 856219), (65, 790356), (70, 733902), (78, 658630), (84, 611585), (91, 564540), (97, 529620), (105, 489268), (130, 395178), (140, 366951), (156, 329315), (182, 282270), (194, 264810), (195, 263452), (210, 244634), (260, 197589), (273, 188180), (291, 176540), (364, 141135), (388, 132405), (390, 131726), (420, 122317), (455, 112908), (485, 105924), (546, 94090), (582, 88270), (679, 75660), (780, 65863), (910, 56454), (970, 52962), (1092, 47045), (1164, 44135), (1261, 40740), (1358, 37830), (1365, 37636), (1455, 35308), (1820, 28227), (1940, 26481), (2037, 25220), (2522, 20370), (2716, 18915), (2730, 18818), (2910, 17654), (3395, 15132), (3783, 13580), (4074, 12610), (5044, 10185), (5460, 9409), (5820, 8827), (6305, 8148), (6790, 7566)]