261566272

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{5233}}^1$

素因数の和:5327

約数の個数: 56

約数和(自身を含む): 574316352

約数和(自身を除く): 312750080

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 71, 88, 142, 176, 284, 352, 568, 704, 781, 1136, 1562, 2272, 3124, 4544, 5233, 6248, 10466, 12496, 20932, 24992, 41864, 49984, 57563, 83728, 115126, 167456, 230252, 334912, 371543, 460504, 743086, 921008, 1486172, 1842016, 2972344, 3684032, 4086973, 5944688, 8173946, 11889376, 16347892, 23778752, 32695784, 65391568, 130783136, 261566272]

約数ペア:

[(1, 261566272), (2, 130783136), (4, 65391568), (8, 32695784), (11, 23778752), (16, 16347892), (22, 11889376), (32, 8173946), (44, 5944688), (64, 4086973), (71, 3684032), (88, 2972344), (142, 1842016), (176, 1486172), (284, 921008), (352, 743086), (568, 460504), (704, 371543), (781, 334912), (1136, 230252), (1562, 167456), (2272, 115126), (3124, 83728), (4544, 57563), (5233, 49984), (6248, 41864), (10466, 24992), (12496, 20932)]