208652080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{28661}}^1$

素因数の和:28694

約数の個数: 80

約数和(自身を含む): 597086784

約数和(自身を除く): 388434704

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, 28661, 57322, 114644, 143305, 200627, 229288, 286610, 372593, 401254, 458576, 573220, 745186, 802508, 1003135, 1146440, 1490372, 1605016, 1862965, 2006270, 2292880, 2608151, 2980744, 3210032, 3725930, 4012540, 5216302, 5961488, 7451860, 8025080, 10432604, 13040755, 14903720, 16050160, 20865208, 26081510, 29807440, 41730416, 52163020, 104326040, 208652080]

約数ペア:

[(1, 208652080), (2, 104326040), (4, 52163020), (5, 41730416), (7, 29807440), (8, 26081510), (10, 20865208), (13, 16050160), (14, 14903720), (16, 13040755), (20, 10432604), (26, 8025080), (28, 7451860), (35, 5961488), (40, 5216302), (52, 4012540), (56, 3725930), (65, 3210032), (70, 2980744), (80, 2608151), (91, 2292880), (104, 2006270), (112, 1862965), (130, 1605016), (140, 1490372), (182, 1146440), (208, 1003135), (260, 802508), (280, 745186), (364, 573220), (455, 458576), (520, 401254), (560, 372593), (728, 286610), (910, 229288), (1040, 200627), (1456, 143305), (1820, 114644), (3640, 57322), (7280, 28661)]