68497520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^2$

素因数の和:227

約数の個数: 120

約数和(自身を含む): 198049824

約数和(自身を除く): 129552304

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 97, 104, 112, 130, 140, 182, 194, 208, 260, 280, 364, 388, 455, 485, 520, 560, 679, 728, 776, 910, 970, 1040, 1261, 1358, 1456, 1552, 1820, 1940, 2522, 2716, 3395, 3640, 3880, 5044, 5432, 6305, 6790, 7280, 7760, 8827, 9409, 10088, 10864, 12610, 13580, 17654, 18818, 20176, 25220, 27160, 35308, 37636, 44135, 47045, 50440, 54320, 65863, 70616, 75272, 88270, 94090, 100880, 122317, 131726, 141232, 150544, 176540, 188180, 244634, 263452, 329315, 353080, 376360, 489268, 526904, 611585, 658630, 706160, 752720, 856219, 978536, 1053808, 1223170, 1317260, 1712438, 1957072, 2446340, 2634520, 3424876, 4281095, 4892680, 5269040, 6849752, 8562190, 9785360, 13699504, 17124380, 34248760, 68497520]

約数ペア:

[(1, 68497520), (2, 34248760), (4, 17124380), (5, 13699504), (7, 9785360), (8, 8562190), (10, 6849752), (13, 5269040), (14, 4892680), (16, 4281095), (20, 3424876), (26, 2634520), (28, 2446340), (35, 1957072), (40, 1712438), (52, 1317260), (56, 1223170), (65, 1053808), (70, 978536), (80, 856219), (91, 752720), (97, 706160), (104, 658630), (112, 611585), (130, 526904), (140, 489268), (182, 376360), (194, 353080), (208, 329315), (260, 263452), (280, 244634), (364, 188180), (388, 176540), (455, 150544), (485, 141232), (520, 131726), (560, 122317), (679, 100880), (728, 94090), (776, 88270), (910, 75272), (970, 70616), (1040, 65863), (1261, 54320), (1358, 50440), (1456, 47045), (1552, 44135), (1820, 37636), (1940, 35308), (2522, 27160), (2716, 25220), (3395, 20176), (3640, 18818), (3880, 17654), (5044, 13580), (5432, 12610), (6305, 10864), (6790, 10088), (7280, 9409), (7760, 8827)]