51281152

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{811}}^1$

素因数の和:859

約数の個数: 72

約数和(自身を含む): 116180960

約数和(自身を除く): 64899808

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 128, 152, 208, 247, 256, 304, 416, 494, 608, 811, 832, 988, 1216, 1622, 1664, 1976, 2432, 3244, 3328, 3952, 4864, 6488, 7904, 10543, 12976, 15409, 15808, 21086, 25952, 30818, 31616, 42172, 51904, 61636, 63232, 84344, 103808, 123272, 168688, 200317, 207616, 246544, 337376, 400634, 493088, 674752, 801268, 986176, 1349504, 1602536, 1972352, 2699008, 3205072, 3944704, 6410144, 12820288, 25640576, 51281152]

約数ペア:

[(1, 51281152), (2, 25640576), (4, 12820288), (8, 6410144), (13, 3944704), (16, 3205072), (19, 2699008), (26, 1972352), (32, 1602536), (38, 1349504), (52, 986176), (64, 801268), (76, 674752), (104, 493088), (128, 400634), (152, 337376), (208, 246544), (247, 207616), (256, 200317), (304, 168688), (416, 123272), (494, 103808), (608, 84344), (811, 63232), (832, 61636), (988, 51904), (1216, 42172), (1622, 31616), (1664, 30818), (1976, 25952), (2432, 21086), (3244, 15808), (3328, 15409), (3952, 12976), (4864, 10543), (6488, 7904)]