78816248

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{461}}^1$

素因数の和:588

約数の個数: 64

約数和(自身を含む): 175633920

約数和(自身を除く): 96817672

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 71, 86, 142, 172, 284, 301, 344, 461, 497, 568, 602, 922, 994, 1204, 1844, 1988, 2408, 3053, 3227, 3688, 3976, 6106, 6454, 12212, 12908, 19823, 21371, 24424, 25816, 32731, 39646, 42742, 65462, 79292, 85484, 130924, 138761, 158584, 170968, 229117, 261848, 277522, 458234, 555044, 916468, 1110088, 1407433, 1832936, 2814866, 5629732, 9852031, 11259464, 19704062, 39408124, 78816248]

約数ペア:

[(1, 78816248), (2, 39408124), (4, 19704062), (7, 11259464), (8, 9852031), (14, 5629732), (28, 2814866), (43, 1832936), (56, 1407433), (71, 1110088), (86, 916468), (142, 555044), (172, 458234), (284, 277522), (301, 261848), (344, 229117), (461, 170968), (497, 158584), (568, 138761), (602, 130924), (922, 85484), (994, 79292), (1204, 65462), (1844, 42742), (1988, 39646), (2408, 32731), (3053, 25816), (3227, 24424), (3688, 21371), (3976, 19823), (6106, 12908), (6454, 12212)]