79280540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1$

素因数の和:291

約数の個数: 96

約数和(自身を含む): 187729920

約数和(自身を除く): 108449380

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 47, 76, 92, 94, 95, 115, 188, 190, 193, 230, 235, 380, 386, 437, 460, 470, 772, 874, 893, 940, 965, 1081, 1748, 1786, 1930, 2162, 2185, 3572, 3667, 3860, 4324, 4370, 4439, 4465, 5405, 7334, 8740, 8878, 8930, 9071, 10810, 14668, 17756, 17860, 18142, 18335, 20539, 21620, 22195, 36284, 36670, 41078, 44390, 45355, 73340, 82156, 84341, 88780, 90710, 102695, 168682, 172349, 181420, 205390, 208633, 337364, 344698, 410780, 417266, 421705, 689396, 834532, 843410, 861745, 1043165, 1686820, 1723490, 2086330, 3446980, 3964027, 4172660, 7928054, 15856108, 19820135, 39640270, 79280540]

約数ペア:

[(1, 79280540), (2, 39640270), (4, 19820135), (5, 15856108), (10, 7928054), (19, 4172660), (20, 3964027), (23, 3446980), (38, 2086330), (46, 1723490), (47, 1686820), (76, 1043165), (92, 861745), (94, 843410), (95, 834532), (115, 689396), (188, 421705), (190, 417266), (193, 410780), (230, 344698), (235, 337364), (380, 208633), (386, 205390), (437, 181420), (460, 172349), (470, 168682), (772, 102695), (874, 90710), (893, 88780), (940, 84341), (965, 82156), (1081, 73340), (1748, 45355), (1786, 44390), (1930, 41078), (2162, 36670), (2185, 36284), (3572, 22195), (3667, 21620), (3860, 20539), (4324, 18335), (4370, 18142), (4439, 17860), (4465, 17756), (5405, 14668), (7334, 10810), (8740, 9071), (8878, 8930)]