255679504

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{12553}}^1$

素因数の和:12647

約数の個数: 40

約数和(自身を含む): 529276640

約数和(自身を除く): 273597136

約数列:

[1, 2, 4, 8, 16, 19, 38, 67, 76, 134, 152, 268, 304, 536, 1072, 1273, 2546, 5092, 10184, 12553, 20368, 25106, 50212, 100424, 200848, 238507, 477014, 841051, 954028, 1682102, 1908056, 3364204, 3816112, 6728408, 13456816, 15979969, 31959938, 63919876, 127839752, 255679504]

約数ペア:

[(1, 255679504), (2, 127839752), (4, 63919876), (8, 31959938), (16, 15979969), (19, 13456816), (38, 6728408), (67, 3816112), (76, 3364204), (134, 1908056), (152, 1682102), (268, 954028), (304, 841051), (536, 477014), (1072, 238507), (1273, 200848), (2546, 100424), (5092, 50212), (10184, 25106), (12553, 20368)]