25785344

素因数分解:

$2^{10}\times {\mathrm{13}}^2\times {\mathrm{149}}^1$

素因数の和:195

約数の個数: 66

約数和(自身を含む): 56190150

約数和(自身を除く): 30404806

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 149, 169, 208, 256, 298, 338, 416, 512, 596, 676, 832, 1024, 1192, 1352, 1664, 1937, 2384, 2704, 3328, 3874, 4768, 5408, 6656, 7748, 9536, 10816, 13312, 15496, 19072, 21632, 25181, 30992, 38144, 43264, 50362, 61984, 76288, 86528, 100724, 123968, 152576, 173056, 201448, 247936, 402896, 495872, 805792, 991744, 1611584, 1983488, 3223168, 6446336, 12892672, 25785344]

約数ペア:

[(1, 25785344), (2, 12892672), (4, 6446336), (8, 3223168), (13, 1983488), (16, 1611584), (26, 991744), (32, 805792), (52, 495872), (64, 402896), (104, 247936), (128, 201448), (149, 173056), (169, 152576), (208, 123968), (256, 100724), (298, 86528), (338, 76288), (416, 61984), (512, 50362), (596, 43264), (676, 38144), (832, 30992), (1024, 25181), (1192, 21632), (1352, 19072), (1664, 15496), (1937, 13312), (2384, 10816), (2704, 9536), (3328, 7748), (3874, 6656), (4768, 5408)]