85116780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1571}}^1$

素因数の和:1636

約数の個数: 144

約数和(自身を含む): 302125824

約数和(自身を除く): 217009044

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 43, 45, 60, 63, 70, 84, 86, 90, 105, 126, 129, 140, 172, 180, 210, 215, 252, 258, 301, 315, 387, 420, 430, 516, 602, 630, 645, 774, 860, 903, 1204, 1260, 1290, 1505, 1548, 1571, 1806, 1935, 2580, 2709, 3010, 3142, 3612, 3870, 4515, 4713, 5418, 6020, 6284, 7740, 7855, 9030, 9426, 10836, 10997, 13545, 14139, 15710, 18060, 18852, 21994, 23565, 27090, 28278, 31420, 32991, 43988, 47130, 54180, 54985, 56556, 65982, 67553, 70695, 94260, 98973, 109970, 131964, 135106, 141390, 164955, 197946, 202659, 219940, 270212, 282780, 329910, 337765, 395892, 405318, 472871, 494865, 607977, 659820, 675530, 810636, 945742, 989730, 1013295, 1215954, 1351060, 1418613, 1891484, 1979460, 2026590, 2364355, 2431908, 2837226, 3039885, 4053180, 4255839, 4728710, 5674452, 6079770, 7093065, 8511678, 9457420, 12159540, 14186130, 17023356, 21279195, 28372260, 42558390, 85116780]

約数ペア:

[(1, 85116780), (2, 42558390), (3, 28372260), (4, 21279195), (5, 17023356), (6, 14186130), (7, 12159540), (9, 9457420), (10, 8511678), (12, 7093065), (14, 6079770), (15, 5674452), (18, 4728710), (20, 4255839), (21, 4053180), (28, 3039885), (30, 2837226), (35, 2431908), (36, 2364355), (42, 2026590), (43, 1979460), (45, 1891484), (60, 1418613), (63, 1351060), (70, 1215954), (84, 1013295), (86, 989730), (90, 945742), (105, 810636), (126, 675530), (129, 659820), (140, 607977), (172, 494865), (180, 472871), (210, 405318), (215, 395892), (252, 337765), (258, 329910), (301, 282780), (315, 270212), (387, 219940), (420, 202659), (430, 197946), (516, 164955), (602, 141390), (630, 135106), (645, 131964), (774, 109970), (860, 98973), (903, 94260), (1204, 70695), (1260, 67553), (1290, 65982), (1505, 56556), (1548, 54985), (1571, 54180), (1806, 47130), (1935, 43988), (2580, 32991), (2709, 31420), (3010, 28278), (3142, 27090), (3612, 23565), (3870, 21994), (4515, 18852), (4713, 18060), (5418, 15710), (6020, 14139), (6284, 13545), (7740, 10997), (7855, 10836), (9030, 9426)]