68357888

素因数分解:

$2^8\times {\mathrm{257}}^1\times {\mathrm{1039}}^1$

素因数の和:1312

約数の個数: 36

約数和(自身を含む): 137111520

約数和(自身を除く): 68753632

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 257, 514, 1028, 1039, 2056, 2078, 4112, 4156, 8224, 8312, 16448, 16624, 32896, 33248, 65792, 66496, 132992, 265984, 267023, 534046, 1068092, 2136184, 4272368, 8544736, 17089472, 34178944, 68357888]

約数ペア:

[(1, 68357888), (2, 34178944), (4, 17089472), (8, 8544736), (16, 4272368), (32, 2136184), (64, 1068092), (128, 534046), (256, 267023), (257, 265984), (514, 132992), (1028, 66496), (1039, 65792), (2056, 33248), (2078, 32896), (4112, 16624), (4156, 16448), (8224, 8312)]