80032860

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{389}}^1$

素因数の和:537

約数の個数: 120

約数和(自身を含む): 253693440

約数和(自身を除く): 173660580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 127, 135, 162, 180, 254, 270, 324, 381, 389, 405, 508, 540, 635, 762, 778, 810, 1143, 1167, 1270, 1524, 1556, 1620, 1905, 1945, 2286, 2334, 2540, 3429, 3501, 3810, 3890, 4572, 4668, 5715, 5835, 6858, 7002, 7620, 7780, 10287, 10503, 11430, 11670, 13716, 14004, 17145, 17505, 20574, 21006, 22860, 23340, 31509, 34290, 35010, 41148, 42012, 49403, 51435, 52515, 63018, 68580, 70020, 98806, 102870, 105030, 126036, 148209, 157545, 197612, 205740, 210060, 247015, 296418, 315090, 444627, 494030, 592836, 630180, 741045, 889254, 988060, 1333881, 1482090, 1778508, 2223135, 2667762, 2964180, 4001643, 4446270, 5335524, 6669405, 8003286, 8892540, 13338810, 16006572, 20008215, 26677620, 40016430, 80032860]

約数ペア:

[(1, 80032860), (2, 40016430), (3, 26677620), (4, 20008215), (5, 16006572), (6, 13338810), (9, 8892540), (10, 8003286), (12, 6669405), (15, 5335524), (18, 4446270), (20, 4001643), (27, 2964180), (30, 2667762), (36, 2223135), (45, 1778508), (54, 1482090), (60, 1333881), (81, 988060), (90, 889254), (108, 741045), (127, 630180), (135, 592836), (162, 494030), (180, 444627), (254, 315090), (270, 296418), (324, 247015), (381, 210060), (389, 205740), (405, 197612), (508, 157545), (540, 148209), (635, 126036), (762, 105030), (778, 102870), (810, 98806), (1143, 70020), (1167, 68580), (1270, 63018), (1524, 52515), (1556, 51435), (1620, 49403), (1905, 42012), (1945, 41148), (2286, 35010), (2334, 34290), (2540, 31509), (3429, 23340), (3501, 22860), (3810, 21006), (3890, 20574), (4572, 17505), (4668, 17145), (5715, 14004), (5835, 13716), (6858, 11670), (7002, 11430), (7620, 10503), (7780, 10287)]