78323440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{593}}^1$

素因数の和:746

約数の個数: 80

約数和(自身を含む): 197987328

約数和(自身を除く): 119663888

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 127, 130, 208, 254, 260, 508, 520, 593, 635, 1016, 1040, 1186, 1270, 1651, 2032, 2372, 2540, 2965, 3302, 4744, 5080, 5930, 6604, 7709, 8255, 9488, 10160, 11860, 13208, 15418, 16510, 23720, 26416, 30836, 33020, 38545, 47440, 61672, 66040, 75311, 77090, 123344, 132080, 150622, 154180, 301244, 308360, 376555, 602488, 616720, 753110, 979043, 1204976, 1506220, 1958086, 3012440, 3916172, 4895215, 6024880, 7832344, 9790430, 15664688, 19580860, 39161720, 78323440]

約数ペア:

[(1, 78323440), (2, 39161720), (4, 19580860), (5, 15664688), (8, 9790430), (10, 7832344), (13, 6024880), (16, 4895215), (20, 3916172), (26, 3012440), (40, 1958086), (52, 1506220), (65, 1204976), (80, 979043), (104, 753110), (127, 616720), (130, 602488), (208, 376555), (254, 308360), (260, 301244), (508, 154180), (520, 150622), (593, 132080), (635, 123344), (1016, 77090), (1040, 75311), (1186, 66040), (1270, 61672), (1651, 47440), (2032, 38545), (2372, 33020), (2540, 30836), (2965, 26416), (3302, 23720), (4744, 16510), (5080, 15418), (5930, 13208), (6604, 11860), (7709, 10160), (8255, 9488)]