85078840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1201}}^1$

素因数の和:1253

約数の個数: 128

約数和(自身を含む): 249246720

約数和(自身を除く): 164167880

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 23, 28, 35, 40, 44, 46, 55, 56, 70, 77, 88, 92, 110, 115, 140, 154, 161, 184, 220, 230, 253, 280, 308, 322, 385, 440, 460, 506, 616, 644, 770, 805, 920, 1012, 1201, 1265, 1288, 1540, 1610, 1771, 2024, 2402, 2530, 3080, 3220, 3542, 4804, 5060, 6005, 6440, 7084, 8407, 8855, 9608, 10120, 12010, 13211, 14168, 16814, 17710, 24020, 26422, 27623, 33628, 35420, 42035, 48040, 52844, 55246, 66055, 67256, 70840, 84070, 92477, 105688, 110492, 132110, 138115, 168140, 184954, 193361, 220984, 264220, 276230, 303853, 336280, 369908, 386722, 462385, 528440, 552460, 607706, 739816, 773444, 924770, 966805, 1104920, 1215412, 1519265, 1546888, 1849540, 1933610, 2126971, 2430824, 3038530, 3699080, 3867220, 4253942, 6077060, 7734440, 8507884, 10634855, 12154120, 17015768, 21269710, 42539420, 85078840]

約数ペア:

[(1, 85078840), (2, 42539420), (4, 21269710), (5, 17015768), (7, 12154120), (8, 10634855), (10, 8507884), (11, 7734440), (14, 6077060), (20, 4253942), (22, 3867220), (23, 3699080), (28, 3038530), (35, 2430824), (40, 2126971), (44, 1933610), (46, 1849540), (55, 1546888), (56, 1519265), (70, 1215412), (77, 1104920), (88, 966805), (92, 924770), (110, 773444), (115, 739816), (140, 607706), (154, 552460), (161, 528440), (184, 462385), (220, 386722), (230, 369908), (253, 336280), (280, 303853), (308, 276230), (322, 264220), (385, 220984), (440, 193361), (460, 184954), (506, 168140), (616, 138115), (644, 132110), (770, 110492), (805, 105688), (920, 92477), (1012, 84070), (1201, 70840), (1265, 67256), (1288, 66055), (1540, 55246), (1610, 52844), (1771, 48040), (2024, 42035), (2402, 35420), (2530, 33628), (3080, 27623), (3220, 26422), (3542, 24020), (4804, 17710), (5060, 16814), (6005, 14168), (6440, 13211), (7084, 12010), (8407, 10120), (8855, 9608)]