80639136

素因数分解:

$2^5\times 3^2\times {\mathrm{211}}^1\times {\mathrm{1327}}^1$

素因数の和:1554

約数の個数: 72

約数和(自身を含む): 230577984

約数和(自身を除く): 149938848

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 211, 288, 422, 633, 844, 1266, 1327, 1688, 1899, 2532, 2654, 3376, 3798, 3981, 5064, 5308, 6752, 7596, 7962, 10128, 10616, 11943, 15192, 15924, 20256, 21232, 23886, 30384, 31848, 42464, 47772, 60768, 63696, 95544, 127392, 191088, 279997, 382176, 559994, 839991, 1119988, 1679982, 2239976, 2519973, 3359964, 4479952, 5039946, 6719928, 8959904, 10079892, 13439856, 20159784, 26879712, 40319568, 80639136]

約数ペア:

[(1, 80639136), (2, 40319568), (3, 26879712), (4, 20159784), (6, 13439856), (8, 10079892), (9, 8959904), (12, 6719928), (16, 5039946), (18, 4479952), (24, 3359964), (32, 2519973), (36, 2239976), (48, 1679982), (72, 1119988), (96, 839991), (144, 559994), (211, 382176), (288, 279997), (422, 191088), (633, 127392), (844, 95544), (1266, 63696), (1327, 60768), (1688, 47772), (1899, 42464), (2532, 31848), (2654, 30384), (3376, 23886), (3798, 21232), (3981, 20256), (5064, 15924), (5308, 15192), (6752, 11943), (7596, 10616), (7962, 10128)]