77679680

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:364

約数の個数: 112

約数和(自身を含む): 202777344

約数和(自身を除く): 125097664

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 71, 80, 104, 130, 142, 160, 208, 260, 263, 284, 320, 355, 416, 520, 526, 568, 710, 832, 923, 1040, 1052, 1136, 1315, 1420, 1846, 2080, 2104, 2272, 2630, 2840, 3419, 3692, 4160, 4208, 4544, 4615, 5260, 5680, 6838, 7384, 8416, 9230, 10520, 11360, 13676, 14768, 16832, 17095, 18460, 18673, 21040, 22720, 27352, 29536, 34190, 36920, 37346, 42080, 54704, 59072, 68380, 73840, 74692, 84160, 93365, 109408, 136760, 147680, 149384, 186730, 218816, 242749, 273520, 295360, 298768, 373460, 485498, 547040, 597536, 746920, 970996, 1094080, 1195072, 1213745, 1493840, 1941992, 2427490, 2987680, 3883984, 4854980, 5975360, 7767968, 9709960, 15535936, 19419920, 38839840, 77679680]

約数ペア:

[(1, 77679680), (2, 38839840), (4, 19419920), (5, 15535936), (8, 9709960), (10, 7767968), (13, 5975360), (16, 4854980), (20, 3883984), (26, 2987680), (32, 2427490), (40, 1941992), (52, 1493840), (64, 1213745), (65, 1195072), (71, 1094080), (80, 970996), (104, 746920), (130, 597536), (142, 547040), (160, 485498), (208, 373460), (260, 298768), (263, 295360), (284, 273520), (320, 242749), (355, 218816), (416, 186730), (520, 149384), (526, 147680), (568, 136760), (710, 109408), (832, 93365), (923, 84160), (1040, 74692), (1052, 73840), (1136, 68380), (1315, 59072), (1420, 54704), (1846, 42080), (2080, 37346), (2104, 36920), (2272, 34190), (2630, 29536), (2840, 27352), (3419, 22720), (3692, 21040), (4160, 18673), (4208, 18460), (4544, 17095), (4615, 16832), (5260, 14768), (5680, 13676), (6838, 11360), (7384, 10520), (8416, 9230)]