80203760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{479}}^1$

素因数の和:535

約数の個数: 160

約数和(自身を含む): 239984640

約数和(自身を除く): 159780880

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, 479, 520, 560, 598, 644, 728, 805, 910, 920, 958, 1040, 1196, 1288, 1456, 1495, 1610, 1820, 1840, 1916, 2093, 2392, 2395, 2576, 2990, 3220, 3353, 3640, 3832, 4186, 4784, 4790, 5980, 6227, 6440, 6706, 7280, 7664, 8372, 9580, 10465, 11017, 11960, 12454, 12880, 13412, 16744, 16765, 19160, 20930, 22034, 23920, 24908, 26824, 31135, 33488, 33530, 38320, 41860, 43589, 44068, 49816, 53648, 55085, 62270, 67060, 77119, 83720, 87178, 88136, 99632, 110170, 124540, 134120, 143221, 154238, 167440, 174356, 176272, 217945, 220340, 249080, 268240, 286442, 308476, 348712, 385595, 435890, 440680, 498160, 572884, 616952, 697424, 716105, 771190, 871780, 881360, 1002547, 1145768, 1233904, 1432210, 1542380, 1743560, 2005094, 2291536, 2864420, 3084760, 3487120, 4010188, 5012735, 5728840, 6169520, 8020376, 10025470, 11457680, 16040752, 20050940, 40101880, 80203760]

約数ペア:

[(1, 80203760), (2, 40101880), (4, 20050940), (5, 16040752), (7, 11457680), (8, 10025470), (10, 8020376), (13, 6169520), (14, 5728840), (16, 5012735), (20, 4010188), (23, 3487120), (26, 3084760), (28, 2864420), (35, 2291536), (40, 2005094), (46, 1743560), (52, 1542380), (56, 1432210), (65, 1233904), (70, 1145768), (80, 1002547), (91, 881360), (92, 871780), (104, 771190), (112, 716105), (115, 697424), (130, 616952), (140, 572884), (161, 498160), (182, 440680), (184, 435890), (208, 385595), (230, 348712), (260, 308476), (280, 286442), (299, 268240), (322, 249080), (364, 220340), (368, 217945), (455, 176272), (460, 174356), (479, 167440), (520, 154238), (560, 143221), (598, 134120), (644, 124540), (728, 110170), (805, 99632), (910, 88136), (920, 87178), (958, 83720), (1040, 77119), (1196, 67060), (1288, 62270), (1456, 55085), (1495, 53648), (1610, 49816), (1820, 44068), (1840, 43589), (1916, 41860), (2093, 38320), (2392, 33530), (2395, 33488), (2576, 31135), (2990, 26824), (3220, 24908), (3353, 23920), (3640, 22034), (3832, 20930), (4186, 19160), (4784, 16765), (4790, 16744), (5980, 13412), (6227, 12880), (6440, 12454), (6706, 11960), (7280, 11017), (7664, 10465), (8372, 9580)]