128537344

素因数分解:

$2^8\times {\mathrm{13}}^2\times {\mathrm{2971}}^1$

素因数の和:3013

約数の個数: 54

約数和(自身を含む): 277920636

約数和(自身を除く): 149383292

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 169, 208, 256, 338, 416, 676, 832, 1352, 1664, 2704, 2971, 3328, 5408, 5942, 10816, 11884, 21632, 23768, 38623, 43264, 47536, 77246, 95072, 154492, 190144, 308984, 380288, 502099, 617968, 760576, 1004198, 1235936, 2008396, 2471872, 4016792, 4943744, 8033584, 9887488, 16067168, 32134336, 64268672, 128537344]

約数ペア:

[(1, 128537344), (2, 64268672), (4, 32134336), (8, 16067168), (13, 9887488), (16, 8033584), (26, 4943744), (32, 4016792), (52, 2471872), (64, 2008396), (104, 1235936), (128, 1004198), (169, 760576), (208, 617968), (256, 502099), (338, 380288), (416, 308984), (676, 190144), (832, 154492), (1352, 95072), (1664, 77246), (2704, 47536), (2971, 43264), (3328, 38623), (5408, 23768), (5942, 21632), (10816, 11884)]