100655360

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1$

素因数の和:320

約数の個数: 144

約数和(自身を含む): 271966464

約数和(自身を除く): 171311104

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 32, 40, 46, 52, 64, 65, 80, 92, 104, 115, 128, 130, 160, 184, 208, 230, 256, 260, 263, 299, 320, 368, 416, 460, 520, 526, 598, 640, 736, 832, 920, 1040, 1052, 1196, 1280, 1315, 1472, 1495, 1664, 1840, 2080, 2104, 2392, 2630, 2944, 2990, 3328, 3419, 3680, 4160, 4208, 4784, 5260, 5888, 5980, 6049, 6838, 7360, 8320, 8416, 9568, 10520, 11960, 12098, 13676, 14720, 16640, 16832, 17095, 19136, 21040, 23920, 24196, 27352, 29440, 30245, 33664, 34190, 38272, 42080, 47840, 48392, 54704, 60490, 67328, 68380, 76544, 78637, 84160, 95680, 96784, 109408, 120980, 136760, 157274, 168320, 191360, 193568, 218816, 241960, 273520, 314548, 336640, 382720, 387136, 393185, 437632, 483920, 547040, 629096, 774272, 786370, 875264, 967840, 1094080, 1258192, 1548544, 1572740, 1935680, 2188160, 2516384, 3145480, 3871360, 4376320, 5032768, 6290960, 7742720, 10065536, 12581920, 20131072, 25163840, 50327680, 100655360]

約数ペア:

[(1, 100655360), (2, 50327680), (4, 25163840), (5, 20131072), (8, 12581920), (10, 10065536), (13, 7742720), (16, 6290960), (20, 5032768), (23, 4376320), (26, 3871360), (32, 3145480), (40, 2516384), (46, 2188160), (52, 1935680), (64, 1572740), (65, 1548544), (80, 1258192), (92, 1094080), (104, 967840), (115, 875264), (128, 786370), (130, 774272), (160, 629096), (184, 547040), (208, 483920), (230, 437632), (256, 393185), (260, 387136), (263, 382720), (299, 336640), (320, 314548), (368, 273520), (416, 241960), (460, 218816), (520, 193568), (526, 191360), (598, 168320), (640, 157274), (736, 136760), (832, 120980), (920, 109408), (1040, 96784), (1052, 95680), (1196, 84160), (1280, 78637), (1315, 76544), (1472, 68380), (1495, 67328), (1664, 60490), (1840, 54704), (2080, 48392), (2104, 47840), (2392, 42080), (2630, 38272), (2944, 34190), (2990, 33664), (3328, 30245), (3419, 29440), (3680, 27352), (4160, 24196), (4208, 23920), (4784, 21040), (5260, 19136), (5888, 17095), (5980, 16832), (6049, 16640), (6838, 14720), (7360, 13676), (8320, 12098), (8416, 11960), (9568, 10520)]