262702336

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{409}}^1$

素因数の和:631

約数の個数: 72

約数和(自身を含む): 569029160

約数和(自身を除く): 306326824

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 193, 208, 256, 386, 409, 416, 772, 818, 832, 1544, 1636, 1664, 2509, 3088, 3272, 3328, 5018, 5317, 6176, 6544, 10036, 10634, 12352, 13088, 20072, 21268, 24704, 26176, 40144, 42536, 49408, 52352, 78937, 80288, 85072, 104704, 157874, 160576, 170144, 315748, 321152, 340288, 631496, 642304, 680576, 1026181, 1262992, 1361152, 2052362, 2525984, 4104724, 5051968, 8209448, 10103936, 16418896, 20207872, 32837792, 65675584, 131351168, 262702336]

約数ペア:

[(1, 262702336), (2, 131351168), (4, 65675584), (8, 32837792), (13, 20207872), (16, 16418896), (26, 10103936), (32, 8209448), (52, 5051968), (64, 4104724), (104, 2525984), (128, 2052362), (193, 1361152), (208, 1262992), (256, 1026181), (386, 680576), (409, 642304), (416, 631496), (772, 340288), (818, 321152), (832, 315748), (1544, 170144), (1636, 160576), (1664, 157874), (2509, 104704), (3088, 85072), (3272, 80288), (3328, 78937), (5018, 52352), (5317, 49408), (6176, 42536), (6544, 40144), (10036, 26176), (10634, 24704), (12352, 21268), (13088, 20072)]