251240080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{34511}}^1$

素因数の和:34544

約数の個数: 80

約数和(自身を含む): 718953984

約数和(自身を除く): 467713904

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 34511, 69022, 138044, 172555, 241577, 276088, 345110, 448643, 483154, 552176, 690220, 897286, 966308, 1207885, 1380440, 1794572, 1932616, 2243215, 2415770, 2760880, 3140501, 3589144, 3865232, 4486430, 4831540, 6281002, 7178288, 8972860, 9663080, 12562004, 15702505, 17945720, 19326160, 25124008, 31405010, 35891440, 50248016, 62810020, 125620040, 251240080]

約数ペア:

[(1, 251240080), (2, 125620040), (4, 62810020), (5, 50248016), (7, 35891440), (8, 31405010), (10, 25124008), (13, 19326160), (14, 17945720), (16, 15702505), (20, 12562004), (26, 9663080), (28, 8972860), (35, 7178288), (40, 6281002), (52, 4831540), (56, 4486430), (65, 3865232), (70, 3589144), (80, 3140501), (91, 2760880), (104, 2415770), (112, 2243215), (130, 1932616), (140, 1794572), (182, 1380440), (208, 1207885), (260, 966308), (280, 897286), (364, 690220), (455, 552176), (520, 483154), (560, 448643), (728, 345110), (910, 276088), (1040, 241577), (1456, 172555), (1820, 138044), (3640, 69022), (7280, 34511)]