87571120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{523}}^1$

素因数の和:579

約数の個数: 160

約数和(自身を含む): 261983232

約数和(自身を除く): 174412112

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 23, 26, 28, 35, 40, 46, 52, 56, 65, 70, 80, 91, 92, 104, 112, 115, 130, 140, 161, 182, 184, 208, 230, 260, 280, 299, 322, 364, 368, 455, 460, 520, 523, 560, 598, 644, 728, 805, 910, 920, 1040, 1046, 1196, 1288, 1456, 1495, 1610, 1820, 1840, 2092, 2093, 2392, 2576, 2615, 2990, 3220, 3640, 3661, 4184, 4186, 4784, 5230, 5980, 6440, 6799, 7280, 7322, 8368, 8372, 10460, 10465, 11960, 12029, 12880, 13598, 14644, 16744, 18305, 20920, 20930, 23920, 24058, 27196, 29288, 33488, 33995, 36610, 41840, 41860, 47593, 48116, 54392, 58576, 60145, 67990, 73220, 83720, 84203, 95186, 96232, 108784, 120290, 135980, 146440, 156377, 167440, 168406, 190372, 192464, 237965, 240580, 271960, 292880, 312754, 336812, 380744, 421015, 475930, 481160, 543920, 625508, 673624, 761488, 781885, 842030, 951860, 962320, 1094639, 1251016, 1347248, 1563770, 1684060, 1903720, 2189278, 2502032, 3127540, 3368120, 3807440, 4378556, 5473195, 6255080, 6736240, 8757112, 10946390, 12510160, 17514224, 21892780, 43785560, 87571120]

約数ペア:

[(1, 87571120), (2, 43785560), (4, 21892780), (5, 17514224), (7, 12510160), (8, 10946390), (10, 8757112), (13, 6736240), (14, 6255080), (16, 5473195), (20, 4378556), (23, 3807440), (26, 3368120), (28, 3127540), (35, 2502032), (40, 2189278), (46, 1903720), (52, 1684060), (56, 1563770), (65, 1347248), (70, 1251016), (80, 1094639), (91, 962320), (92, 951860), (104, 842030), (112, 781885), (115, 761488), (130, 673624), (140, 625508), (161, 543920), (182, 481160), (184, 475930), (208, 421015), (230, 380744), (260, 336812), (280, 312754), (299, 292880), (322, 271960), (364, 240580), (368, 237965), (455, 192464), (460, 190372), (520, 168406), (523, 167440), (560, 156377), (598, 146440), (644, 135980), (728, 120290), (805, 108784), (910, 96232), (920, 95186), (1040, 84203), (1046, 83720), (1196, 73220), (1288, 67990), (1456, 60145), (1495, 58576), (1610, 54392), (1820, 48116), (1840, 47593), (2092, 41860), (2093, 41840), (2392, 36610), (2576, 33995), (2615, 33488), (2990, 29288), (3220, 27196), (3640, 24058), (3661, 23920), (4184, 20930), (4186, 20920), (4784, 18305), (5230, 16744), (5980, 14644), (6440, 13598), (6799, 12880), (7280, 12029), (7322, 11960), (8368, 10465), (8372, 10460)]