131795968

素因数分解:

$2^{10}\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:217

約数の個数: 88

約数和(自身を含む): 285630192

約数和(自身を除く): 153834224

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 67, 68, 113, 128, 134, 136, 226, 256, 268, 272, 452, 512, 536, 544, 904, 1024, 1072, 1088, 1139, 1808, 1921, 2144, 2176, 2278, 3616, 3842, 4288, 4352, 4556, 7232, 7571, 7684, 8576, 8704, 9112, 14464, 15142, 15368, 17152, 17408, 18224, 28928, 30284, 30736, 34304, 36448, 57856, 60568, 61472, 68608, 72896, 115712, 121136, 122944, 128707, 145792, 242272, 245888, 257414, 291584, 484544, 491776, 514828, 583168, 969088, 983552, 1029656, 1166336, 1938176, 1967104, 2059312, 3876352, 4118624, 7752704, 8237248, 16474496, 32948992, 65897984, 131795968]

約数ペア:

[(1, 131795968), (2, 65897984), (4, 32948992), (8, 16474496), (16, 8237248), (17, 7752704), (32, 4118624), (34, 3876352), (64, 2059312), (67, 1967104), (68, 1938176), (113, 1166336), (128, 1029656), (134, 983552), (136, 969088), (226, 583168), (256, 514828), (268, 491776), (272, 484544), (452, 291584), (512, 257414), (536, 245888), (544, 242272), (904, 145792), (1024, 128707), (1072, 122944), (1088, 121136), (1139, 115712), (1808, 72896), (1921, 68608), (2144, 61472), (2176, 60568), (2278, 57856), (3616, 36448), (3842, 34304), (4288, 30736), (4352, 30284), (4556, 28928), (7232, 18224), (7571, 17408), (7684, 17152), (8576, 15368), (8704, 15142), (9112, 14464)]